Precision full-complement sealed cartridge bearings. CNC'd ISIS Drive interface & alloy cups. Proprietary optimized spindle heat-treatment for strength & durability heat-treated cromoly spindle

• 3 bearings (greatly increased bearing life)
• Drive: ISIS Splined
• Spindle length/BB weight:
• 108mm / 235 grams
• BB shell width: 68mm
• Bolts not included

Please note

1. Not suitable for Truvativ Howitzer™ cranks.