It can be used on your bike in multiple ways

The set comes in a reusable mesh bag to help keep them all together when not in use

Custom designed and articulated high durometer 3Dimpact foam keeps shins safe

The Demolition Whistler Lite Cassette Hub comes with a non-drive side hub guard

an interior slip pocket

BSD Back Street Pro Female Cassette Hub - RHD Colour:Black It can be used onBSD's Back Street Pro Hub was designed around their custom driver that boasts a skip free mechanism while keeping the shell compact. The hub shell is built from 6061 T6 alloy and drilled for 36 spokes that's paired with a 14mm 4140 heat treated chromoly making a reliable and super tough pairing. The Back Street Pro also features chromoly cones and hefty 6903 bearings to keep it rolling smooth. ###section### Product Specs HUB TYPE: Cassette AXLE: