Race Face Aeffect Crank Stopper Kit Description: This Race Face Aeffect Crank Stopper Kit includes pieces intended to reduce the spin of Race Face Aeffect cranks when executing no-footed tricks. Features: Genuine replacement Race Face parts Crank accessory for Race Face Aeffect Cranksets Crank stopper piece reduces crank movement during the execution of no-footed tricks Specifications: Color: Black Compatibility: Race Face Aeffect Cranks