STANDARD BOTTOM BRACKET, BB-UN300, SPINDLE: SQUARE TYPE, SHELL: BSA 68MM, SPINDLE: 122.5MM (D-NL), W/O FIXING BOLT

Standard Bottom Bracket BB-UN300 with Square Type Spindle by Components

Upgrade your bike with the high-quality Components Standard Bottom Bracket, BB-UN300. Designed for superior performance and durability, this bottom bracket features a square type spindle, ideal for JIS square-taper cranksets. Its shell is BSA compatible with a size of 68mm, providing a secure and snug fit for optimal functionality.

With a spindle length of 122.5mm (D-NL), the BB-UN300 ensures smooth and efficient pedaling. Note that the product comes without a fixing bolt, allowing you to choose your preferred one separately.

• Compatible with JIS square-taper cranksets
• BSA shell measuring 68mm
• 122.5mm (D-NL) spindle length
• Crankarm fixing bolts sold separately