Box 20mm Hollow Hubs-36H upload J&R Helpful Hint: Cogs and

J&R Helpful Hint: Cogs and sprockets wear over time

5mm Allen Key

Proven and reliable KMC 510-HX chain

The folding Kevlar bead saves you even more weight

center spacers and 6 alloy washers

Box 20mm Hollow Hubs-36H upload J&R Helpful Hint: Cogs andThe BOX Components 20 MIL Hollow Hub Set are designed from the ground up specifically for BMX. The shells are cold forged and CNC machined from 6061 T6 aluminum and fitted with precision sealed bearings and 20 millimeter, 7075 aluminum axles and axle nuts. Super stiff, super light and super durable. SPECS: USE: Race, 20mm frames and forks DRIVER: Requires use of standard freewheel (single sided 16T or higher) HUB SHELL: cold forged and CNC machined