• Precision engineered Shimano XTR sealed cartridge bottom bracket for M95x series XTR chainsets
• Large 22.2 mm diameter chrome-moly pipe billet spindle with 8 splines forms rigid and strong interface with XTR cranks
• Ball and roller bearings reduce flex
• Maintenance-free sealed cartridge design prevents ingress of water and dirt
• Aluminium adapter
• Available in 68 or 73 mm shell widths, and 112 or 116 mm spindle lengths
• Weighs an average of just 213 g
FluffyChicken":2884j1py said:No I would not as I only have square taper cranks.
UN90/91 on the other hand are lighter than the 7x equivalents and mine is still going strong 18 years later