e*thirteen Helix Race Cranksets Color:Black A pair of chain tensioners

A pair of chain tensioners designed to work with horizontal drop outs

The Super Circuit tire has been designed to meet the demands of pro-level BMX racing and park/transition riding

Rims: CRV-500 Carbon

10 Tire Compound SBC Tire PSI 30-80 Tire Technology K-Guard Tire Width Range 1

e*thirteen Helix Race Cranksets Color:Black A pair of chain tensionersThe Helix R is e*thirteen's top of the line aluminum alloy crank. Forged AL 6066 T6 arms deliver Enduro strength in XC weights and it took a 30mm Forged 7050 T7 spindle and massive amounts of CNC work to get there. CNC detail can be seen all over every surface for the ultimate in tech bling and weight savings for your ride. Designed to be compatible with Shimano and SRAM drivetrains modern hub spacing and bottom brackets. Helix R cranks can achieve