E*thirteen Helix Plus 12sp Cassette 9-50t - Black CheckoutSpec= Cable with 4 digit combination lock Material: 6061 T6 aluminum

Material:   6061 T6 aluminum

Orthopedic Comfort Foam Rail Material Titanium Alloy Saddle Cut Out Yes Material Synthetic Clamp Style Std Rails Gender/Age Women's Color Black Weight 215 Defined Color Black Gender Womens Position Mid

The 1Zero HiTop S carbon rim complies with the terrain thanks to Zipp’s proprietary HITOP Technology for carbon layup

Live Valve integrates seamlessly with the Giant/Yamaha drive system

E*thirteen Helix Plus 12sp Cassette 9-50t - Black CheckoutSpec= Cable with 4 digit combination lock Material: 6061 T6 aluminumEngineered for E bike durability Work flawlessly with Shimano and SRAM (non Transmission) 12sp drivetrains, regardless of different cog spacing and chain behavior Improved reliability of a steel and aluminum assembly Offering a 556% range utilizing an XD driver to enable a 9 50t, 12sp cassette Special note for Hope hub owners: Hope XD drivers do not adhere to the XD specification and require an additional shim. Shims can be acquired from E*Thirteen