JT SPROCKETS Aluminium Ultra-Light Rear Sprocket 1303 - 520 JTA1303.42BLK

With their leading edge technology and using only the highest grade of special steel alloys, JT Sprockets produce a full range of superior quality motorcycle front and rear sprockets. Aviation-grade 7075-T6 aluminium alloy (Ergal) for lightweight competition sprocket Chain_pitch: 520.0 Color: Black Rear_sprocket_teeth_count: 42.0 Rear_sprocket_type: 1303 Rear_sprocket_version: Ultra-light