S&M Tuffman 30t BMX Sprocket / Chainwheel - Gold - USA Made 52mm Since its introduction the competition

Since its introduction the competition has scrambled to catch up but still remain a poor copy

The Stealth Pivotal mounts from the bottom with a 5mm Allen wrench (not included)

Arm length: 85mm

These bolts are anodized aluminum and designed for triple chainrings and some thicker 104mm 4-bolt single chainring setups

The spindle is 107mm long

S&M Tuffman 30t BMX Sprocket / Chainwheel - Gold - USA Made 52mm Since its introduction the competitionModeled after the legendary Skyway Tuffwheel with its 3D mag spokes, the S&M Tuffman sprocket has iconic looks, is lightweight, and is still incredibly strong. CNC machined from billet material in the USA, this sprocket works on any modern trail bike as well as it does on an old or mid school build a classic look with modern features. It has 1 8 teeth and a 15 16 (24mm) center bore; 19mm and 22mm adapters are included. This sprocket is made in the