E-Thirteen Helix R Crank Arms - 68-73mm and BB86-92 - 30mm - E-Thirteen Direct Mount - 170mm - Black Ignore Wholesale Tier 1 Brand Rule slimline pant that won't slow

slimline pant that won't slow them down when they're on track

Pair that with the low profile cuff and excellent fit

It's cut longer in the rear area for compatibility with MTB shorts and pants and features a stretch neck collar for fit and comfort

the NX trigger shifter brings industry changing technology to everyone

E-Thirteen Helix R Crank Arms - 68-73mm and BB86-92 - 30mm - E-Thirteen Direct Mount - 170mm - Black Ignore Wholesale Tier 1 Brand Rule slimline pant that won't slowe*thirteen has lots of love for aluminium. Knowing weight, strength and looks were top priorities for riders, they went after all three with a vengeance. The Helix R is their top of the line aluminium alloy crank. Forged AL 6066 T6 arms deliver Enduro strength in XC weights and it took a 30mm Forged AL 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