SRAM Derailleur B-Bolt Assembly - Gunmetal Grey - Torx Head - Includes Limit Screws - 11 Speed Virtual Parent use the Standard 6mm offset

use the Standard 6mm offset

for better chain retention even over bumpy ground

there are tools available

It can be used in temperatures down as low as -28C thanks to special anti-freezing agents

Ball end on the long shaft

SRAM Derailleur B-Bolt Assembly - Gunmetal Grey - Torx Head - Includes Limit Screws - 11 Speed Virtual Parent use the Standard 6mm offsetGenuine SRAM Replacement B Bolt Kits. SRAM PART # UPC Black Eagle 12 Speed Hex Head Includes Limit Screws 11. 7518. 076. 010 710845785375 Gunmetal Grey 11 Speed Torx Head Includes Limit Screws 11. 7518. 014. 000 710845718397 Gunmetal Grey 7 Speed DH Torx Head 11. 7518. 033. 000 710845749636 12 speed B Bolts fit any 1x12 speed SRAM Derailleur 11 speed B Bolts fit any 1x11 speed SRAM Derailleur 7 speed B Bolts fit any 1x7 speed SRAM Derailleur