Bosch Gen 4 34T E-bike Chainring Graphite Black By Unite CoUnite's Bosch Gen 4 chainrings are CNC machined in house from 7075 T6 aluminium billet, one of the hardest grades of aluminium available. Couple this with the high quality, vibrant anodised finish and we have a winning combination to make your E bike stand out from the crowd. A large amount of wear occurs on the front face of chain rings due to the extreme chain line caused by 1x setups, our extra wide alternating tooth profile improves both

FEATURES Improved ergonomics

Compatible with 140 mm disc brake rotor

3 compounds in the tread (3C) for increased wear life and better rolling

these wheels are built for longevity

Dorado - 21700 Including bracket 505mm x 84mm x 109mm

The question may arise

4 compounds in the tread (4C) to maximize traction and increase durability

multi-purpose greases for fork seals

Durable and weather-resistant

Wend Wax‐Off is the perfect way to clean your chain prior to using Wax‐On and aids in extending the life of your drive-train

Safety is paramount

Vittoria Martello hammers home the performance you expect