e*thirteen Helix Core e*spec Chainring 32T Shimano Direct Mount 55mm Chainline 21.5mm Offset Shimano/Sram 11/12s Compatible BLK MFPN=KS-D640K Does not absorb abrasive contaminants

Does not absorb abrasive contaminants

Internal zippered mesh pocket for organization

Soft TPE seat post protection

Cuts through grease to improve performance and removes all chain contaminants to prevent chain wear

The chain tool is compatible with single and multi-speed chains up to 13 speed including SRAM Flattop chains

e*thirteen Helix Core e*spec Chainring 32T Shimano Direct Mount 55mm Chainline 21.5mm Offset Shimano/Sram 11/12s Compatible BLK MFPN=KS-D640K Does not absorb abrasive contaminantse*thirteen Helix Core e*spec Chainring 32T Shimano Direct Mount 55mm Chainline 21. 5mm Offset Shimano Sram 11 12s Compatible Black.