The five LED's and 150-lumen daytime flash mode will make sure that drivers know that you are there and the body is shaped so that it can be easily mounted to both round and aero seat posts

Chain tool compatible with all bike chains up to 12 speed

Retention System: POC don't have a fancy name for this and simply call it the "Size adjustment system"

End caps: Fully covered

SRAM Derailleur B-Bolt Assembly - Black - Torx Head - X01 DH 10 Speed Envelope Shipping The five LED's and 150-lumenGenuine 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