E-Thirteen Helix Crank Arms - 175mm - 24mm - 68-73mm - E-Thirteen Direct Mount - No Spider - No Chainring - Black Ignore Wholesale Tier 2 Brand Rule Insertion Tube - Hardened 303

Insertion Tube - Hardened 303 Stainless Steel

Flash 1 - 25 lumens - 8

The MIPS low friction layer allows a multi-directional movement of 10-15mm on certain angled impacts

but require a spring clip adaptor (see link below

E-Thirteen Helix Crank Arms - 175mm - 24mm - 68-73mm - E-Thirteen Direct Mount - No Spider - No Chainring - Black Ignore Wholesale Tier 2 Brand Rule Insertion Tube - Hardened 303The Helix crank arms from E*Thirteen combine forged AL 6066 T6 aluminium alloy arms with a heat treated 24mm Cro Mo spindle to deliver a super cost effective, performance crank that is light and strong and suitable for most MTB pursuits. Features: Lighter weight for improved acceleration and climbing Strong enough to shuttle run bike parks Durable aluminium alloys for years of trust and confidence Can be combined with either Shimano or SRAM 11 and 12