e*thirteen Helix Core e*spec Alloy Cranks Variant:Bosch CX Gen4/5 / Brose S Mag optimal wearing comfort

optimal wearing comfort

keeping your hands where you need them - on your bar

170 x 35 mm

higher-volume DebonAir+ spring that’s supple at the top of its travel with tons of tunability

- 290 GSM Heavyweight Fabric

e*thirteen Helix Core e*spec Alloy Cranks Variant:Bosch CX Gen4/5 / Brose S Mag optimal wearing comfortHelix Core e*spec cranks give your e bike an upgrade with high end integrity and aesthetics at a great value. Engineered for e MTB strength, so you dont need to worry about pedal strikes or holding back on your next gravity run. Forged aluminum arms keep you confident on the trail, while alloy self extracting crank bolts mean efficient routine service, and minimum added weight. Added details like pedal washers, molded impact boots, and e rider