E-Thirteen Helix Crank Arms - 170mm - 24mm - 68-73mm - E-Thirteen Direct Mount - No Spider - No Chainring - Black PDP|Colour The perfect CO2 tire repair

The perfect CO2 tire repair solution for racing

and a high-density polymer to perform best under most ambient temperature conditions

0L / 70 oz

Last/Width type: The SH-XC502 Women's are based around Shimano's Women's Dynalast so they'll have a fairly narrow fit intended to maximise pedalling performance over walking comfort

E-Thirteen Helix Crank Arms - 170mm - 24mm - 68-73mm - E-Thirteen Direct Mount - No Spider - No Chainring - Black PDP|Colour The perfect CO2 tire repairThe 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