Home / Brake Lathe Accessories / Quick Change Adaptors / Heavy Duty Truck Plate 12″ Diameter with 1 7/8″ Hole Heavy Duty Truck Plate 12″ Diameter with 1 7/8″ Hole $340.15 Part Number: 85721 Out of stock UPC: 682488857217 Category: Quick Change Adaptors Related products Medium Duty Truck Kit w/ Extra Large Jaws, Quick-Chuck, Backing Plate, & Step-Down Adaptor $843.39 Part Number: 85712Add to Cart Out of StockQuick Chuck Heavy Duty Truck Adapter Upgrade Kit. 2 Pieces. $1,598.71 Part Number: 85719View Product Standard Quick-Chuck Backing Plate 5″ (882) $187.95 Part Number: 85703Add to Cart Wrench for Quick-Chuck (880W) $102.38 Part Number: 85707Add to Cart