e*thirteen Helix Race Cassette - 12-Speed 9-52t Gray Dual Valve Head The wide profile increases air

The wide profile increases air volume allowing for lower tire pressures without squirm

Maximum load:  1700g

Weight: Titanium • 33g

Dimension NDR features the same overall shape as the standard dimension saddles with 3mm of extra padding and side protectors to avoid scratches and abrasions when the going get a little too tough

The 3P damper features three compression positions: Open

e*thirteen Helix Race Cassette - 12-Speed 9-52t Gray Dual Valve Head The wide profile increases airThe e*thriteen Helix Race 12 speed 9 52t cassette is engineered to deliver precision shifting performance with an industry leading 578% gear range. The proprietary 9 tooth smallest cog combined with the 52t largest cog enables the use of a smaller chainring for improved clearance lighter system weight and a lower bail out gear ratio without high gear compromise. Seamless cross compatibility with Shimano SRAM and TRP 12 speed drivetrains Patented 2