The ultimate upgrade for your Shimano series 24mm crank spindle bottom bracket with this Wheels Mfg OEM repair kit containing Enduro Ceramic Hybrid bearings. Contains all serviceable parts needed for complete bottom bracket overhaul kit.
- Dimensions: OD: 37mm / ID: 24mm / Width: 7mm
- USA made Silicon Nitride (Si3n4) 5/32″ Grade 3 balls, the largest in the industry
- 2 – Enduro CH MR 2437 LB-BK sealed bearing
- 2 – Silicone Dust Seal, 24mm ID Drive Side
- 2 – 0.5mm, 24mm ID Crank Spindle Spacer
- 2 – 1.0mm, 24mm ID Crank Spindle Spacer