• Sealed, cartridge bearings for simplicity and longevity
• Classic square taper design
• JIS taper - works with most cranks
• Hollow, boron steel axle
• Aluminum cups
• 258g (110mm length)
• Available in 110mm and 118mm spindle lengths
• Includes crank bolts

Generally it is the crank model that determines spindle length, so check what spindle length the crank manufacturer recommends or measure your old BB. If between sizes, it's usually wise to choose the longer.

Use the Dajia Cycleworks Bottom Bracket Tool or Park Tool BBT-22 for installation.