Phillip type bicycle hub axle, model SC-HA-101, for front and rear hubs. The front axle is 3/8 x 5.1/2 and the rear 3/8" x 6.1/2"/7", each listed as a set of 7, and a front axle in 5/16 x 5.1/2 is also offered. Finish is Black, ZP or BNP to order. The axle is the shaft a hub turns on, carrying the cones and locknuts that hold the bearings. These axles have a dark finish with cones and nuts fitted at both ends.