Shepherd Hardware 9298 Snowmobile Dolly Set, 1000-lb Load Capacity Heavy duty steel with rust-resistant powder-coated finish. Includes two 7-1/8" x 7-3/4" front dollies and one 7-1/8" x 7-1/8" rear dolly 1000-lb Load capacity (set) Strong steel plate design with 2-3/8-inch hard rubber casters Three piece unit enables minimal clearance turning to safely maneuver snowmobile in your storage area