Custom built by us here at the Source. These wheels are built around Onyx patented sprag clutch mechanism which gives you instant engagement when pedaling and instant disengagement coasting for less drag. The wheels have been topped of with Stay Strong 1 1/8" Reactiv rims. ###section### Product Specs WHEEL SIZE:20" HUB:Onyx BMX Pro HG 10mm Race Hubset AXLE:Rear 100/10mm Front /110/10mm RIM:Stay Strong 1 1/8" Reactiv Rims SPOKES:Rear Double Butted / Front Straight Gauge WEIGHT:Front 607g / Rear 862g
