Thread together BB for 386EVO frames and 29mm spindle diameter SRAM DUB compatible cranks. Machined aluminum cups thread together for stability, increased bearing life, and simple installation and maintenance. No more creaking. Smooth operation. Fast bearing replacement. Bottom Bracket Includes: - BB Cups with bearings - 2x Silicone dust seals - 2x 0.5mm crank spindle spacers - 2x 1.0mm crank spindle spacers - 1x 2.5mm crank spindle spacer - Bearings: Enduro ABEC-3 - Bottom Bracket/Frame Interface: BB386EVO, PF30/83 - Bottom Bracket Shell Width (mm): 83mm - 92mm - Bottom Bracket Shell I.D.: 46mm - Crank Spindle Diameter: 29mm - Over Bearing Width: 86.5mm in 86.5mm wide shell - Over Bearing Width Dimensions include supplied silicone dust shields - Weight: 126g Compatible with the following Bottom Bracket Standards (46mm BB shell ID, 86 - 92mm wide BB shell) and 29mm diameter spindle SRAM DUB compatible cranks: - BB386EVO - BB392EVO - BBRIGHT - PF30 with 83mm wide BB shell (downhill)