Shimano DURA-ACE BB86 EXI,HOLLOWTECH-II,MEGAEXO-LIGHT,MEGAEXO 86mm Bottom Bracket Compatio_Enriched High-density polymer protects your rim

High-density polymer protects your rim and promotes smooth tire bead removal

Forged dropouts with eyelets

the Sentry MK3 s patented low-profile sidewall and lightweight 6069 alloy construction delivers width without the weight

Set screw included

Helpful for small frames and frame bag use

Shimano DURA-ACE BB86 EXI,HOLLOWTECH-II,MEGAEXO-LIGHT,MEGAEXO 86mm Bottom Bracket Compatio_Enriched High-density polymer protects your rimWith an advanced seal construction for smoother rotation, the DURA ACE is still lightweight at 54 grams. Bottom bracket with small ball bearings for lightweight Advanced seal construction for smoother rotation Weight: 65g (SM BB9000) 54g (SM BB92 41B)