All Parts

At Kustom Bikes we don't believe in running standard equipment so we sell a range of high quality aftermarket mountain bike parts that allow you to upgrade and customise your pride and joy. These include everything from handlebars, stems and grips to wheels, tyres and pedals from brands such as Renthal, Burgtec, Joystick, Hope, Maxxis and many others

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Hope Stainless Steel Bottom Bracket 68/73mmHope Stainless Steel Bottom Bracket 68/73mm
Hope Stainless Steel Bottom Bracket 68/73mm
Fitted with high quality seals and bearings, Hopes threaded bottom brackets are renowned for their durability Features External bottom bracket designed for threaded bottom brackets The machined aluminium cups hold stainless steel cartridge bearings Custom Swiss made bearings are double sealed which gives a much greater life span than stock units Cartridge bearings are replaceable The unit is...
£79.95 inc VAT
Shimano MT800 Hollowtech II Bottom Bracket
Shimano MT800 Hollowtech II Bottom Bracket
Genuine Shimano HollowTech II bottom bracket assembly Set includes left and right hand cups, spacers, inner cover, and inner O-rings Light weight seal structure helps to remove vital grams Sealed cups keep out dirt and water Maintenance free Compatible with 68 mm and 73 mm shell Durable anodised finish Easy installation with TL-FC25 tool
£22.99 inc VAT

Sram BB DUB English/BSA Threaded
Sram BB DUB English/BSA Threaded
The new SRAM DUB™ bottom bracket series has a simple job—connect your crankarms and protect the smooth, long-lasting application of power to your drivetrain. To allow that singular focus, we’ve engineered the DUB™ spindle to be the one true unifying component. One oversized spindle to work across every bottom bracket standard. For better crankarm compatibility. For better protection...
£30.59 inc VAT
SRAM GXP Team Bottom Bracket
SRAM GXP Team Bottom Bracket
GXP is different - and better. Other systems rely on side-loaded bearings to eliminate play, causing bearing wear. GXP captures the left-side bearing between the spindle and the left crankarm and allows the drive-side bearing to float axially on the spindle. There's no need to side-load bearings during adjustment. No excess wear. And a much simpler installation. Just tighten to the proper specifications...
£27.99 inc VAT

Aztec Organic Disc Brake Pads - Shimano Saint
Aztec Organic Disc Brake Pads - Shimano Saint
Organic compound replacement disc brake pads Designed and developed for UK riding conditions Race tested pads giving you the latest braking compound technology Manufactured and tested to the highest standards Good braking power even in the most adverse weather and trail conditions Ideal for everyday use on and off road Stiff and corrosion resistant backing plate Available as an upgrade and...
£8.99 inc VAT
Aztec Organic Disc Brake Pads - Shimano SLX / XT / XTR
Aztec Organic Disc Brake Pads - Shimano SLX / XT / XTR
Organic compound replacement disc brake pads Designed and developed for UK riding conditions Race tested pads giving you the latest braking compound technology Manufactured and tested to the highest standards Good braking power even in the most adverse weather and trail conditions Ideal for everyday use on and off road Stiff and corrosion resistant backing plate Available as an upgrade and...
£8.99 inc VAT

Aztec Organic Disc Brake Pads - SRAM Guide
Aztec Organic Disc Brake Pads - SRAM Guide
Organic compound replacement disc brake pads Designed and developed for UK riding conditions Race tested pads giving you the latest braking compound technology Manufactured and tested to the highest standards Good braking power even in the most adverse weather and trail conditions Ideal for everyday use on and off road Stiff and corrosion resistant backing plate Available as an upgrade and...
£8.99 inc VAT
Aztec Sintered Disc Brake Pads - Shimano Saint
Aztec Sintered Disc Brake Pads - Shimano Saint
Sintered metal compound replacement disc brake pads Designed and developed for UK riding conditions Race tested pads giving you the latest braking compound technology Manufactured and tested to the highest standards Excellent braking power even in the worst weather and trail conditions Ideal for XC, downhill, trials and dual slalom riders Stiff and corrosion resistant backing plate Available...
£13.49 inc VAT

Aztec Sintered Disc Brake Pads - Shimano SLX / XT / XTR
Aztec Sintered Disc Brake Pads - Shimano SLX / XT / XTR
Sintered metal compound replacement disc brake pads Designed and developed for UK riding conditions Race tested pads giving you the latest braking compound technology Manufactured and tested to the highest standards Excellent braking power even in the worst weather and trail conditions Ideal for XC, downhill, trials and dual slalom riders Stiff and corrosion resistant backing plate Available...
£13.49 inc VAT
Aztec Sintered Disc Brake Pads - SRAM Guide
Aztec Sintered Disc Brake Pads - SRAM Guide
Sintered metal compound replacement disc brake pads Designed and developed for UK riding conditions Race tested pads giving you the latest braking compound technology Manufactured and tested to the highest standards Excellent braking power even in the worst weather and trail conditions Ideal for XC, downhill, trials and dual slalom riders Stiff and corrosion resistant backing plate Available...
£13.49 inc VAT

Hope Mono M4 / E4 Brake Pads - Sintered
Hope Mono M4 / E4 Brake Pads - Sintered
Pads available in either standard (organic) or sintered compounds for all Hope brakes - whatever the age. Key Features Brake pads include spring clip and pin Brake pads are dyno tested in-house in Barnoldswick Available for all our current brakes and older models Tech Specs All our brake pads are designed and dyno tested in-house at Barnoldswick All pads are rigourously tested by us and...
£16.19 inc VAT
Hope Mono M4 / E4 Brake Pads - Standard
Hope Mono M4 / E4 Brake Pads - Standard
Pads available in either standard (organic) or sintered compounds for all Hope brakes - whatever the age. Key Features Brake pads include spring clip and pin Brake pads are dyno tested in-house in Barnoldswick Available for all our current brakes and older models Tech Specs All our brake pads are designed and dyno tested in-house at Barnoldswick All pads are rigourously tested by us and...
£13.49 inc VAT

Hope V4 Brake Pads - Standard
Hope V4 Brake Pads - Standard
Pads available in either standard (organic) or sintered compounds for all Hope brakes - whatever the age. Key Features Brake pads include spring clip and pin Brake pads are dyno tested in-house in Barnoldswick Available for all our current brakes and older models Tech Specs All our brake pads are designed and dyno tested in-house at Barnoldswick All pads are rigourously tested by us and...
£13.49 inc VAT
Shimano XTR-XT-SLX (G04S) Disc Pads
Shimano XTR-XT-SLX (G04S) Disc Pads
Steel backing plate Fits XTR M985, XT M785 & SLX M675/666 disc calipers G03Ti version (BR8662) has titanium backing plate for light weight and improved heat insulation G03S version (BR8725) has standard steel backing plate Sintered Metal pad with consistent, high stopping power in wet of dry conditions and excellent durabilitySteel backing plate
£15.95 inc VAT

Sram Guide / Avid Trail Disc Brake Pads Organic/Alu
Sram Guide / Avid Trail Disc Brake Pads Organic/Alu
Suitable for SRAM Guide and Avid Trail disc brakes. Organic brake pad with aluminum backing Lightweight
£22.49 inc VAT
Sram Guide / Avid Trail Disc Brake Pads Sintered/Steel
Sram Guide / Avid Trail Disc Brake Pads Sintered/Steel
Suitable for SRAM Guide and Avid Trail disc brakes. Sintered (Metal) brake pad with steel backing
£17.99 inc VAT

Shimano XT M8000 11 Speed Cassette
Shimano XT M8000 11 Speed Cassette
High performance 11-speed Dyna-SysII cassette Hyperglide sprockets have a computer designed tooth configuration with contoured shift gates, resulting in a crisp smooth shift even under load Close ratio gearing allows a more efficient use of energy through finer cadence control Largest sprockets are mounted on lightweight alloy carriers to reduce weight and increase rigidity Sprockets are cut...
from £74.99 inc VAT
SRAM GX Eagle XG-1275 12 Speed Cassette
SRAM GX Eagle XG-1275 12 Speed Cassette
Ride anywhere with this wide range XG-1275, 10- to 50-tooth Eagle™ cassette that provides the right gear. Fast on the flats. Control on the climbs. Dictate your own pace, anywhere. Only Eagle™ technology is the 1x drivetrain engineered for infinite freedom. FULL PIN™ technology uses lightweight, stamped steel cogs held together with high-strength stainless steel pins. The result:...
£137.99 inc VAT

Sram PG-1230 NX Eagle 12 Speed Cassette
Sram PG-1230 NX Eagle 12 Speed Cassette
Ride anywhere with the wide-range PG-1230, 11- to 50-tooth Eagle™ cassette. The NX cassette gives riders every bit of the climbing range that the Eagle™ ecosystem affords with a simple upgrade to splined-drive body wheels. The PG-1230 is the only Eagle™ cassette designed to be durable enough to withstand the increased demands of E-MTB applications and a perfect solution to heavy-duty...
£89.99 inc VAT
SRAM X01 Eagle XG-1295 12 Speed Cassette
SRAM X01 Eagle XG-1295 12 Speed Cassette
Take a quick look at the new X-DOME™ Eagle™ cassette. The last dangling shred of an argument in favor of a mountain bike front derailleur is now officially dead. Designed for use with our proven, reliable XD™ driver body, this 12-speed, 10- to 50-tooth cassette offers an optimal 500-percent gear range at a considerably lighter weight than 2x systems. It carries with it the X-DOME™...
£249.99 inc VAT

MRP 1X CS Guide ISCG-05 28-34T
MRP 1X CS Guide ISCG-05 28-34T
You’ve asked and MRP delivered. The new 1x CS (Core Series) from MRP brings our 20+ years of chainguide expertise to a new price point. Taking design cues from our class-leading V3 family of 1x guides, the CS model utilizes a stiff and light glass-filled composite backplate and durable nylon upper guide to add major security to your 1x10, 11, or 12-speed drivetrain at minor cost. We’ve...
£44.99 inc VAT
MRP 1X V3 Alloy Chain Guide
MRP 1X V3 Alloy Chain Guide
The 1x guide is the definitive cross-country chainguide. Used on the World Cup circuit and even in the 2012 London Olympics, the 1x has a proven track record of dependability and performance. The 1x is the perfect guide for riders and racers wanting a lightweight single-ring front drivetrain for cross-country use or riders wishing for more security out of their "narrow/wide" or XX1/X01 setups. Freshly...
£79.99 inc VAT

MRP AMG V2 Alloy Chain Guide
MRP AMG V2 Alloy Chain Guide
All-mountain Guide (AMg) The new All-mountain Guide is the love child of two innovative and revered product lines, the 1x and XCG. Perfectly suited to the increasingly popular all-mountain segment, the All-mountain Guide features MRP's patented integrated skid protection and shares the freshly updated upper guide from the G3, but lacks a lower retention mechanism. The All-mountain Guide is a great...
£129.99 inc VAT
MRP SXG Alloy Chain GuideMRP SXG Alloy Chain Guide
MRP SXG Alloy Chain Guide
With the SXg, MRP delivers a guide without compromise and with no equal. No longer does the desire for protection and both upper and lower retention have to come at the expense of weight, efficiency, or the addition of moving parts - have your cake and eat it too. With the SXg covering all those bases, it's the first guide in history that's equally at home on anything from aggressive, short-travel...
£149.99 inc VAT

Unite Compact Bash Guide ISCG-05Unite Compact Bash Guide ISCG-05
Unite Compact Bash Guide ISCG-05
The Compact Bash Guide is a light, simple chain-guide, that offers excellent chain security and mud clearance with silent retention. The slider has been designed to offer the perfect balance between weight, chain retention and durability, the open design offers excellent mud clearance and is also suitable for oval chain rings. The slider is CNC machined from a high-tech engineering plastic, which is...
£74.99 inc VAT
Unite Compact Bash ISCG-05
Unite Compact Bash ISCG-05
The Compact Bash is a light and simple bash guard. The Bash plate is CNC machined from a high-tech engineering plastic, which is not only incredibly strong, but also offers excellent chemical resistance from bike cleaners/polishes and chain lubes. Stainless Steel hardware are included as standard. Available in 2 sizes, 28T-34T and 34T-38T. Back plate precision CNC machined from 6082 Aluminum Bash...
£34.99 inc VAT

Unite Compact Guide ISCG-05
Unite Compact Guide ISCG-05
The Compact Guide is a light, simple chain-guide, that offers excellent chain security and mud clearance with silent retention. The slider has been designed to offer the perfect balance between weight, chain retention and durability, the open design offers excellent mud clearance and is also suitable for oval chainrings. The slider is CNC machined from a high-tech engineering plastic, which is not...
£49.99 inc VAT
Blackspire Snaggletooth Narrow/Wide Chainring
Blackspire Snaggletooth Narrow/Wide Chainring
Blackspires 104mm BCD Narrow/Wide Snaggletooth chainring features our highly sought after tooth profile. Combine this chainring with any modern day clutch derailleur and never worry about dropping a chain again. For 9 speed drivetrains you must use a 10 speed chain. Compatible with all 104mm BCD cranks. Click here to find out how to measure your BCD. Check out this recent review of our Snaggletooth...
£31.49 inc VAT

Hope Retainer Narrow/Wide ChainringHope Retainer Narrow/Wide Chainring
Hope Retainer Narrow/Wide Chainring
Our Retainer Chainring has a narrow/wide tooth configuration designed for 1x10 and 1x11 set-ups without the need of a chain guide Key Features The narrow/wide chainring is designed to retain the chain without the need of a chain device Quieter drivetrain and less drag CNC machined 7075-T6 aluminium provides the perfect blend of lightweight and strength Compatible with 9spd, 10spd and 11spd set-ups Fits...
£35.95 inc VAT
Renthal 1XR Chainring
Renthal 1XR Chainring
The Renthal 1XR chainring tooth profiling ensures the highest level of chain retention, in all conditions. Alternating 1.8/3.5mm width teeth interlock with the chain for ultimate security, with no loss of efficiency. The reduced frontal profile of the 3.5mm wide teeth increases mud clearance for the inner chain plates and extends longevity. Durability of the hard wearing 7075 T6 aluminium construction...
from £44.95 inc VAT

Renthal 1XR Chainring XT M8000
Renthal 1XR Chainring XT M8000
The Renthal 1XR chainring tooth profiling ensures the highest level of chain retention, in all conditions. Alternating 1.8 / 3.5mm width teeth interlock with the chain for ultimate security, with no loss of efficiency. The reduced frontal profile of the 3.5mm wide teeth increases mud clearance for the inner chain plates and extends longevity. Durability of the hard wearing 7075 T6 aluminium construction...
£44.95 inc VAT
Shimano CRM81 XT M8000 Chainring
Shimano CRM81 XT M8000 Chainring
Dynamic Chain Engagement (DCE) is used to hold the chain and help prevent chain jump out. This is achieved by using a broader and taller tooth profile in conjunction with a special hooked leading edge and alternate profiled tooth shaping. This provides superior chain retention, lower driving sound, increased durability and drag to a minimum Hollow gear construction for optimized rigidity, lightweight...
£44.95 inc VAT

Unite 104 BCD Grip Ring
Unite 104 BCD Grip Ring
Unite’s new Grip Rings offer excellent chain retention, great mud clearance and longevity, with a very high quality finish. Grip Rings are CNC machined from 7075 aluminum, one of the hardest grades of aluminum available, they are then hard-anodised to create an even tougher, more durable finish. A large amount of wear occurs on the front face of chainrings, due to the extreme chain-line caused...
£39.99 inc VAT
Unite Race Face Cinch DM Grip Ring
Unite Race Face Cinch DM Grip Ring
Unite’s new Grip Rings offer excellent chain retention, great mud clearance and longevity, with a very high quality finish. Grip Rings are CNC machined from 7075 aluminum, one of the hardest grades of aluminum available, they are then hard-anodised to create an even tougher, more durable finish. A large amount of wear occurs on the front face of chainrings, due to the extreme chain-line caused...
£49.99 inc VAT

Unite Sram Boost DM Grip Ring
Unite Sram Boost DM Grip Ring
Unite’s new Grip Rings offer excellent chain retention, great mud clearance and longevity, with a very high quality finish. Grip Rings are CNC machined from 7075 aluminum, one of the hardest grades of aluminum available, they are then hard-anodised to create an even tougher, more durable finish. A large amount of wear occurs on the front face of chainrings, due to the extreme chain-line caused...
£49.99 inc VAT
KMC X11-93 11 Speed Chain 114L
KMC X11-93 11 Speed Chain 114L
1/2" X 11/128" Pin Length: 5.65 mm 114 Links Weight: 257 grams Color: Silver/Grey Hi-Performance Extremely durable Non Directional Half Nickel Plated For Shimano, Campagnolo and SRAM 11-speed derailleur systems
£18.99 inc VAT

Shimano HG701 XT / Ultegra 11 Speed Chain
Shimano HG701 XT / Ultegra 11 Speed Chain
Super narrow lightweight 11-speed HG-EV symmetrical design chain for smooth shifts and maximum durability Outer plate design has been developed to reduce the chance of chain suck Sil-Tec surface treatment technology (PTFE plating) on inner and outer links that is smooth running and increases durability Zinc-Alloy plated outer links The inner plate has been developed for better contact with gears...
£26.99 inc VAT
SRAM GX Eagle 12 Speed Chain
SRAM GX Eagle 12 Speed Chain
The GX Eagle™ chain is designed with SRAM’s Eagle™ geometry, the GX Eagle™ chain features solid pin construction, Eagle™ PowerLock® and smooth, efficient shifting that you can count on every time out. Specifications Closing Link - Powerlock® Outer Plate - Silver Inner Plate - Black Pin Treatment - Chrome Weight - 258g (114 Links) Material Outer Link Finish...
£22.49 inc VAT

Sram PC NX Eagle 12 Speed Chain
Sram PC NX Eagle 12 Speed Chain
The basis of every Eagle™ drivetrain is its chain—and the NX Eagle™ chain is designed and manufactured using genuine SRAM’s Eagle™ architecture, so it is fully compatible with every other component in the Eagle™ ecosystem. The NX Eagle™ chain features solid pin construction, Eagle™ PowerLock® and smooth, efficient shifting that you can count on every...
£23.39 inc VAT
Sram PC X1 11 Speed Chain
Sram PC X1 11 Speed Chain
The PC-X1 chain comes from a long line of dependable, lightweight chains that are built for toughness. Designed with SRAM’s trusted XX1 geometry, the PC-X1 features solid pin construction, 11-speed PowerLock® and smooth, efficient shifting that you can count on every time out. Designed with SRAM’s trusted XX1 geometry Solid pin construction PowerLock® connecting link Specifications TECHNOLOGY...
£23.49 inc VAT

Sram PC-1130 11 Speed Chain
Sram PC-1130 11 Speed Chain
The PC-1130 chain is an affordable, light weight and precise option for all 11-speed groupsets. Strong, precise and lightweight PowerLock® connecting link Specifications TECHNOLOGY HIGHLIGHT(S) - PowerChain II™, PowerLock® CLOSING LINK - PowerLock® tool-less connecting link OUTER PLATE - Nickel Silver INNER PLATE - Grey PIN TREATMENT - Chrome hardened pins WEIGHT -...
£16.99 inc VAT
SRAM X01 Eagle 12 Speed Chain
SRAM X01 Eagle 12 Speed Chain
It might look normal from the outside, but the engineering inside this incredible new chain design that makes possible a gear range previously found only in 2-chainring drivetrains. And it’s also the biggest contributor to the Eagle™ drivetrain’s ultra-smooth, precise, durable and quiet performance. The Eagle™ chain’s links have a smooth radius, with no sharp edges or...
£39.99 inc VAT

Shimano XT M8000 1x11 Crankset
Shimano XT M8000 1x11 Crankset
A high performance crankset from the classic MTB group Forged HollowTech II aluminium cranks offer unrivalled strength-to-weight ratio Lightweight construction for external super smooth bottom bracket bearings For use with 11-speed Dyna-Sys DCE single chainrings SM-CRM80 DCE chainrings are available in 30T, 32T and 34T 50 mm chain line for use with 135/142 mm rear axle width 53.4 mm for use...
£104.99 inc VAT
SRAM GX Eagle GXP Boost Crankset
SRAM GX Eagle GXP Boost Crankset
The SRAM GX Eagle™ crankset delivers consistent performance every time out. Featuring SRAM’s X-SYNC™2 tooth profile chainring, the GX crankset is engineered for complete chain control. Each tooth’s thickness is precisely toleranced and controlled to work seamlessly with the chain’s inner and outer links. Specifications ARM MATERIAL - Optimized 7000 series forged aluminum...
£90.99 inc VAT

SRAM X01 Eagle GXP Crankset
SRAM X01 Eagle GXP Crankset
We know you have a lot of choices when choosing a crankset, and that choice says a lot about your personal style. We designed the new X01 Eagle™ crankset for riders who feel most stylish when they stand on top of the podium. This is a completely reengineered design, employing our proprietary CARBON TUNED™ lay-up technology. Built tough, to handle aggressive lines through rock gardens and...
£249.99 inc VAT
Shimano XT M8000 11 Speed Rear Derailleur
Shimano XT M8000 11 Speed Rear Derailleur
Shimano's Direct Mount compatible Rear Derailleur system gives more space around the rear frame dropout resulting in easier rear wheel removal but also allows frame designers to shorten chain stays, increase axel sizes and move suspension pivots Direct Mount gives a simpler, cleaner look Deore XT Shadow+ Dyna-Sys11 11-speed rear derailleur delivers reliable and precise shifting with a stiff and...
£74.99 inc VAT

Shimano XTR RD-M9100 12-Speed Rear Derailleur
Shimano XTR RD-M9100 12-Speed Rear Derailleur
FEATURE Optimized for new drive system 10-45T (12-speed) 10-45T (11-speed) Decreased rear derailleur tension at low gear position, to prevent high chain tension at low gear Add bumper at rear derailleur pulley cage Bigger 13T pulley 10-51T (12-speed) BENEFITS Enhance shifting performance Silent drivetrain Low profile design Low sprocket combination Product Specifications MODEL...
£175.99 inc VAT
SRAM GX Eagle 12 Speed Rear Derailleur
SRAM GX Eagle 12 Speed Rear Derailleur
This new GX derailleur not only answers the Eagle™ drivetrain’s need for greater capacity, but it’s also the next evolution of our proven, 1x-specific X-HORIZON™ design. The larger, 14-tooth X-SYNC™ lower pulley allows 10- to 50-tooth cassette, and also adds to Eagle’s overall smooth-pedaling feel. Our new, Type-3 ROLLER BEARING CLUTCH™ features a smoother...
£89.95 inc VAT
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