See: Exotek Exotek Racing have introduced new puck bones for the MIP Bi-Metal bone puck sets and heavy duty 81T POM spur gear. First up are the puck bones. Made of polished and laser etched Ti 6-4 titanium, they are available in 67mm long for the TLR 22 4.0 and Team Associated B6 and 76mm long […]