Bottom Brackets

Shimano BB-UN300 cartridge style square taper bottom bracket works with a variety of cranksets and 68mm bottom bracket shells.

Product Notes:

• THREAD IN OR PRESS IN: Thread In
• SHELL WIDTH: 68mm
• SERIES: Non-Series
• GENERATION: UN300
• SPINDLE LENGTH: 110mm,113mm, 118mm,122.5mm
• CRANK INTERFACE: Square Type

Engineered with the best materials for the application, including sealed cartridge bearings.

Product Notes:

• For installing any crankset with a BB30 spindle into any BB30 frame or frame with 46mm I.D. press fit diameter bottom bracket shell
• Aluminum spacers are included for installation in various BB shell widths
• BB Shell Width (mm): 68 mm , 73 mm , 79 mm , 86 mm , 92 mm
• BB/Frame Interface: BBright Press Fit , PF30 , 386EVO
• Bottom Bracket Shell I.D.: 46
• Defined Color: Black
• Spindle Interface Type: BB30/PF30 , BBright , 386 EVO
• Weight: 91 g

12-Notch external bearing bottom bracket tool.

• Precision machined aluminum tool for the installation and removal of 12-notch external bearing bottom bracket cups with an outside diameter of 46mm
• 3/8" ratchet/torque wrench drive compatible
• Compatible with SRAM DUB, RaceFace Cinch, Zipp Vuma, Rotor BSA30, Hawk Racing BB3086, and others

The SRAM DUB bottom bracket series has a simple job to connect crankarms and protect the smooth, long-lasting application of power to the drivetrain. SRAM engineered the oversized DUB spindle to work across every bottom bracket standard, simplifying crankarm compatibility.

• English BSA thread, 68/73mm
• Gutter Seal Technology drastically improves sealing against the elements
• Sealed cartridge bearings
• One oversized spindle to work across every bottom bracket standard
• Significantly lighter than GXP system

Features:

• Fits Shimano Octalink V1 Spline Cranksets FC-7700/FC-7703/FC-6500/FC-6503/FC-5500/FC-5501/FC-5503/FC-5504 cranks
• Crankarm fixing bolts not included

Specifications:
Frame Interface: BSA/English Threaded
Spindle Interface: Octalink V1
Bottom Bracket Shell ID: 1.37
Shell Width: 68mm
Spindle Lengths: 109.5mm or 118.5mm
Color: Silver   
Weight: 250g (109.5mm), 259g (118.5mm)

Specifications:

• Fits all Truvativ power spline cranks

With reliable SHIMANO bearings and seals, the SHIMANO ULTEGRA bottom bracket has a long service life.

Product notes:

• SHIMANO ULTEGRA: Threaded Bottom Bracket 68/70 mm shell width
• SHIMANO Bottom Bracket:  Threaded - HOLLOWTECH II - 68/70 mm shell width