White Industries Singlespeed Freewheel, High Engagement (72 point) 18t

Made from heat treated 4130 steel and houses 3 heat treated S7 tool steel pawls. Features 72 points/ 5 degrees of engagement. Fully rebuildable and uses ABEC 5 bearings (ABEC 3 on 16t) . Freewheels are 18.4mm wide and fit 1.375 x 24 TPI hub threaded hubs .