e13 Helix 11sp Cassette flat pedals Crazy smooth will reduce drivetrain

Crazy smooth will reduce drivetrain friction

They have been designed around the GE and GA series grips

No more slipping or rounding of lightweight alloy nipples

Cleanly machined upper and lower lip finish off that sweet build

with unsurpassable stiffness

e13 Helix 11sp Cassette flat pedals Crazy smooth will reduce drivetrainSpace Age The Helix cassette was designed to work with both high end SRAM and Shimano drivetrains so whatever your reason for choosing one or the other, you can just chuck the Helix cassette on your bike and get an increase in range and a little more top end with the 9tooth high cog. It performs flawlessly with SRAM and Shimano drivetrains allowing you to pick and choose your drivetrain parts as you prefer and not being sucked into one system