FSA E-Bike Bosch Gen4 Chainring Spider | Steel, Boost MTB & Road 3135 Engineered with advanced insulation technology

Engineered with advanced insulation technology and cushioned support zones

allowing you to change settings effortlessly mid-ride

Fully compatible with 38mm BoXXer D1+ forks (2024+ models)

- Oil lubrication system reduces internal friction and prolongs component life

making them ideal for travel

FSA E-Bike Bosch Gen4 Chainring Spider | Steel, Boost MTB & Road 3135 Engineered with advanced insulation technologyUpgrade your e bike's performance with the Full Speed Ahead E Bike Crank Spider, specifically engineered for Bosch Gen4 systems. Crafted from durable high strength steel, this crank spider ensures longevity and reliable power transfer for demanding rides. Designed with a 104 148 Boost spacing, it provides optimal chainline and compatibility with modern e bike frames, enhancing overall drivetrain efficiency. Engineered with precision threading and