E-Thirteen Helix R Crank Arms - 68-73mm and BB86-92 - 30mm - E-Thirteen Direct Mount - 170mm - Black Do Not Ship Internationally MJ-906S is a super powerful

MJ-906S is a super powerful mountain bike headlight powered by a high capacity external battery pack

5Nm and 6Nm

tested and proven on the World Cup Enduro and DH circuit

Say goodbye to lag and enjoy a ride that feels seamlessly connected to your every move

E-Thirteen Helix R Crank Arms - 68-73mm and BB86-92 - 30mm - E-Thirteen Direct Mount - 170mm - Black Do Not Ship Internationally MJ-906S is a super powerfule*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