Frame 4"x 3"x .250 heavy wall welded tubing main frame w/ telescoping tongue-6", 4"x 3"x .250 gang frame, 12 ½' total overall length | Hitch Self leveling, spring cushioned hitch w/ hand crank | Gangs & Bearings Factory assembled gangs w/ 1 ½" square gang bolts and 1 ½" triple-sealed bearings in cast trunnion mount housing, and replaceable bearing wear guards | Wheels & Tires 5 bolt hub and spindle assembly w/ 670-15 4 ply implement tires, replaceable axle bushing, & single wheels | Hydraulics 3 ½"x 8" hydraulic cylinder w/ depth control and hoses | Blades 24"x 4.5mm smooth blades w/ 9" spacing and scrapers adjustable individually or by complete gangs