MVD Roller Pro G2 Wheel Upgrade Kit

From special self lubricating material!Design and implementation using state of the art technology CAD/CAM NC code.High precision engineered to strict specifications.Real-time tested.Kit includes:(2) 30mm(ext dia) x 16 mm(internal width) x 22 mm(inside diameter) roller wheels with dual self lubricating inserts(1) 6mm (Diameter) x 70 mm (Length) Stainless Steel Axel(2) Stainless Steel End-Screws