Thin front bicycle hub axle (H) with an umbrella type cone (dust cap), in size 5/16" x 5.5". A front hub axle carries the wheel hub and its bearings and holds the front wheel in the fork. It comes in a choice of BNP, ZP or BLACK finish. The axle is a straight steel-coloured rod, threaded at both ends, with a cone, washer and lock nuts fitted at each end.