For 5/16" and 3/8" spindles
2x pieces supplied per order
The cones have British Standard Whitworth thread (imperial-unit-based screw thread) - not suitable for metric parts!
5/16" axle screw thread: 26 tpi 55°
3/8" axle screw thread: 26 tpi 55°
Outside diameter of cone: 15 mm
Outside diameter of cone with dust protector: 20 mm
Black cone with silver dust covers
Outside diameter of cone: 15 mm
Outside diameter of cone with dust protector: 20.5 mm
Outside diameter of cone: 17 mm
Outside diameter of cone with dust protector: 25 mm
Black cone with black or silver dust caps