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Rotor UBB4630 Steel Bottom Bracket - Black - BB386 - 30mm Spindle}, Black
  • £58.99
  • RRP £82.99
  • Saving you £29

Rotor UBB4630 Steel Bottom Bracket"The motive for the UBB 4630 was to address challenges related to bottom bracket installation and durability with specific frames," said David Martinez, head of engineering at Rotor.The UBB 4630 Bottom Bracket uses a threaded sleeve that locks both cups in place, increasing the stiffness of the bottom bracket shell. It also eliminates one the most common and frustrating issues with pressfit bottom brackets, creaking, while ensuring free and smooth spinning cranks. As perfect alignment is achieved, you can expect longer bearing life and the sleeve prevents cables and guides rubbing against moving parts.Features: Material: 7000 series Aluminium Threaded installation Weight: 109gBuy Rotor Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Rotor UBB4630 Steel Bottom Bracket - Black - PF30 - 30mm Spindle}, Black
  • £58.99
  • RRP £82.99
  • Saving you £29

Rotor UBB4630 Steel Bottom Bracket"The motive for the UBB 4630 was to address challenges related to bottom bracket installation and durability with specific frames," said David Martinez, head of engineering at Rotor.The UBB 4630 Bottom Bracket uses a threaded sleeve that locks both cups in place, increasing the stiffness of the bottom bracket shell. It also eliminates one the most common and frustrating issues with pressfit bottom brackets, creaking, while ensuring free and smooth spinning cranks. As perfect alignment is achieved, you can expect longer bearing life and the sleeve prevents cables and guides rubbing against moving parts.Features: Material: 7000 series Aluminium Threaded installation Weight: 109gBuy Rotor Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano 105 Bottom Bracket Octalink - BB-5500 - British 109mm Spindle
  • £45.59
  • RRP £56.99
  • Saving you £20

This splined bottom bracket is designed for use with older Shimano road Octalink cranksets and features an oversized 22mm chrome-moly hollow pipe billet spindle which reduces weight whilst simultaneously increasing strength and rigidity. The unique Octalink splined axle / crank arm interface results in a more rigid crank assembly compared to traditional square tapered spindles by providing a greater contact surface area. The maintenance-free sealed cartridge design prevents corrosion making it ideal for year round use in the UK.

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Shimano 105 Bottom Bracket Octalink - BB-5500 - British 118mm Spindle
  • £45.59
  • RRP £56.99
  • Saving you £20

This splined bottom bracket is designed for use with older Shimano road Octalink cranksets and features an oversized 22mm chrome-moly hollow pipe billet spindle which reduces weight whilst simultaneously increasing strength and rigidity. The unique Octalink splined axle / crank arm interface results in a more rigid crank assembly compared to traditional square tapered spindles by providing a greater contact surface area. The maintenance-free sealed cartridge design prevents corrosion making it ideal for year round use in the UK.

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Shimano BB-R60 Ultegra 6800 Bottom Bracket - Black - 68mm - English Thread - 24mm Spindle}, Black
  • £19.99
  • RRP £32.99
  • Saving you £39

Shimano BB-R60 Ultegra 6800 Bottom BracketThe Shimano BB-R60 Ultegra 6800 bottom bracket is a threaded BB designed to work with Hollowtech II style Shimano Road chainsets. The TL-FC25 bottom bracket installation tool is not included.Features: HollowTech II integrated bottom bracket uses a wider bearing placement and larger axle diameter for increased stiffness and efficiency HollowTech II integrated bottom bracket seal design has minimal bearing interface ensuring smooth rolling and increased durability Compatible with all Shimano Hollowtech II road cranks Revised sealing system reduced drag by 50% Please Note: TL-FC25 bottom bracket installation tool is not included.Specifications: Material: Aluminium (Cups); Steel (Bearings) Recommended Use: Road cycling and racing Shell Type: External Thread: English (BSA) or Italian Shell Width: 68mm (Eng) or 70mm (Ita) Weight: 77gA 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano BB-R60 Ultegra 6800 Bottom Bracket - Black - 70mm - Italian Thread - 24mm Spindle}, Black
  • £22.99
  • RRP £32.99
  • Saving you £30

Shimano BB-R60 Ultegra 6800 Bottom BracketThe Shimano BB-R60 Ultegra 6800 bottom bracket is a threaded BB designed to work with Hollowtech II style Shimano Road chainsets. The TL-FC25 bottom bracket installation tool is not included.Features: HollowTech II integrated bottom bracket uses a wider bearing placement and larger axle diameter for increased stiffness and efficiency HollowTech II integrated bottom bracket seal design has minimal bearing interface ensuring smooth rolling and increased durability Compatible with all Shimano Hollowtech II road cranks Revised sealing system reduced drag by 50% Please Note: TL-FC25 bottom bracket installation tool is not included.Specifications: Material: Aluminium (Cups); Steel (Bearings) Recommended Use: Road cycling and racing Shell Type: External Thread: English (BSA) or Italian Shell Width: 68mm (Eng) or 70mm (Ita) Weight: 77gA 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano BB71 MTB Press Fit Bottom Bracket - Black - 89.5/92mm - BB71 PF41 - 24mm Spindle}, Black
  • £19.93
  • RRP £32.99
  • Saving you £40

Shimano BB71 MTB Press Fit Bottom BracketShimano MTB BB71 press-fit bottom bracket designed to work with HollowTech II MTB cranks. Suitable for MTB bottom bracket shells with a 41mm cup diameter.Features:Cups are made from fibre reinforced polymer material which reduces the risk of frame noise and damageSet includes left- and right-hand cups, 2.5mm spacer, inner cover, and inner O-ringsSealed cups keep out dirt and waterMaintenance freeCompatible with 89.5mm (with 2.5mm spacer) and 92mm shells41mm cup diameter24mm inner bearing diameterEasy press-fit installationShimano XT

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Shimano BB71 Road Press Fit Bottom Bracket - Black - 86.5mm - BB71 PF41 - 24mm Spindle}, Black
  • £32.99

Shimano BB71 Road Press Fit Bottom BracketThe Shimano BB71 Road Press Fit Bottom Bracket is a high-quality Ultegra level bottom bracket component for use with Shimano HollowTech II road chainsets.The cups in this road bike bottom bracket are made from a fibre reinforced polymer material, which reduces the risk of frame noise and damage and the set includes left and right-hand cups, inner cover, and inner O-rings.Features: Sealed cups keep out dirt and water Maintenance-free Compatible with 86.5mm wide bottom bracket shells 41mm cup diameter Easy press-fit installation Manufacturer Reference Code: SM-BB71-41BBuy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano BB92 Road Press Fit Bottom Bracket - Black - 86.5mm - BB92 PF41 - 24mm Spindle}, Black
  • £24.99
  • RRP £54.99
  • Saving you £55

Shimano BB92 Road Press Fit Bottom BracketThis road bike specific Shimano bottom bracket is simple to install and gives you a smooth rotation on every ride. The cups are made from a durable reinforced polymer and are fully sealed to protect the bearings from the elements. It's compatible with all of Shimano's Hollowtech II chainsets and other brands that use 24mm spindle diameters. This bottom bracket is ideal for replacing your worn out one or for upgrading from your bike's factory fitted model.Features:Material: Cups are made from fibre reinforced polymer material which reduces the risk of frame noise and damageType: BB92 pressfitFor Bottom Bracket Shell Size: Compatible with 86.5x41mm Pressfit typeCup Diameter: 41mmCompatibility: Suits chainsets with 24mm axles (eg. all Shimano Hollowtech II chainsets)Sealed cups keep out dirt and waterMaintenance freeEasy press-fit installationSet includes left and right hand cups, inner cover, and inner O-ringsUpgraded bearings compared to BB72 modelManufacturer's Reference Code: BB9241BA 2 year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano BB94 MTB Press Fit Bottom Bracket - Black - 89.5/92mm - BB94 PF41 - 24mm Spindle}, Black
  • £41.70
  • RRP £54.99
  • Saving you £24

Shimano BB94 MTB Press Fit Bottom BracketThe ideal bottom bracket for Shimano HollowTech Mountain Bike (MTB) cranks, the Press Fit Bottom Bracket benefits from sealed polymer reinforced cups that ensure a quieter cycling experience and help prevent damage to your frame.Features:Set includes left and right-hand cups, 2.5mm spacer, inner cover, and inner O-ringsEasy press-fit installationAxle Length: 24mmBottom Bracket Type: BB86 / BB92 / BB121Bottom Bracket: ShimanoCompatibility: Compatible with 89.5mm (with 2.5mm spacer) and 92mm shellsCup Diameter: 41mmWeight: 58gPart No: SM-BB94-41A 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano Deore BB52 Hollowtech II Bottom Bracket - Silver - 68/73mm - English Thread - 24mm Spindle}, Silver
  • £22.99

Shimano Deore BB52 HollowTech II Bottom BracketNow bringing you even an even better seal than previous Deore models, the Shimano Deore BB52 mountain bike bottom bracket offers better durability and smooth performance. Also suitable for use on city and road bikes, it can also operate with other chainset brands that feature spindles that are 24mm in diameter.Features:  Type: English thread   Width: For 68 or 73mm wide bb shells     Compatible with: FC-T551, FC-T611, FC-M552, FC-M590, FC-M610, FC-M612, FC-M615, FC-M622, FC-M625, FC-M640, FC-M645  Designed for use chainsets with 24mm spindles  Durable     Smooth rotation  Manufacturer's Reference Code: BB52B      Weight: 100g (approx)A 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano Dura-Ace R9100 Bottom Bracket - Black - 68mm - English Thread - 24mm Spindle}, Black
  • £59.99

Shimano Dura-Ace R9100 Bottom BracketCompatible with the entire Shimano road bike crankset range, the Dura-Ace R9100 bottom bracket brings you effortless rotation that lasts. Created to get the best out of your Dura-Ace crankset, its upgraded seal and compact bearings give you the race-ready performance you need in all riding conditions.Features: Type: Threaded, English and Italian thread options Suits Bottom Bracket Shell Size: 68mm (English thread) or 70mm wide (Italian thread) options Suits Axle Size: 24mm (Shimano Hollowtech II type cranksets) Compatibility: All Shimano Hollowtech II cranksets and other brands with 24mm spindles Use: Road bikes Small bearings offer a low overall weight Advanced seal construction for smoother rotation Manufacturer's Part Number: BB-R9100 Weight: 65gA 2 year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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