Wheels MFG Threaded MTB ABEC-3 Bottom Bracket

External English (BSA) threaded bottom bracket for 73 mm shells. Wheels MFG use only Enduro bearings and silicone seals for the most durable and smoothest bottom brackets available. Fully serviceable.

Features:

• Bearings: Enduro ABEC-3
• Color: Black
• Bottom Bracket/Frame Interface: ISO/English or BSA Threaded (1.37 in x 24 TPI)
• Bottom Bracket Shell Width (mm): 68-73 mm
• Bottom Bracket Shell I.D.: 33.6-33.9 mm
• Crank Spindle Type: HollowTech II (Shimano, FSA, Etc.) or GXP (SRAM, Truvativ, Etc.)
• Crank Spindle Diameter: 24 mm or 22/24 mm

Included:

• x2 Enduro Silicone dust seals
• x1 2.5 mm aluminum BB cup spacers for use with 68 mm wide BB shell
• x1 1.8 mm aluminum BB cup spacers for use with 68 mm wide BB shell
• x1 0.7 mm aluminum BB cup spacers for use with 68 mm wide BB shell
• x2 0.5 mm crank spindle spacers
• x2 1.0 mm crank spindle spacers
• x1 Wave Washer (for SRAM GXP BB)

Instructions for Shimano

Instructions for SRAM