Browsing products from Birzman

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Chain Tools
Crank and Bottom Bracket Tools
Birzman SRAM DUB T47 BB Socket
coming soon Margin Booster
1 choice
Birzman Shimano BB Socket
Margin Booster
  • Compatible with Shimano cartridge or other similar 20 notch 31.6mm bottom brackets
  • 1/2" drive compatible
 
item # description compatibility in stock?
  BM9270 Shimano BB socket, 20 notch Shimano and other similar 20-notch YES
Compatible with Shimano cartridge or other similar 20-notch 31.6mm bottom brackets