e*thirteen Helix Race Cassette - 12-Speed 9-52t Intergalactic BB30 Twice the rubber makes for

Twice the rubber makes for a smoother ride through the natural absorption qualities of the material

Kit includes (1) high strength aluminum impact guard and all necessary hardware to mount

However the true highlight is the lightweight and low-profile Solix SL hub and spoke configuration

Integrated lift handle on the underside of the saddle allows for easy parking and moving of your bike

e*thirteen Helix Race Cassette - 12-Speed 9-52t Intergalactic BB30 Twice the rubber makes forThe 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