1/2-13 x 3-3/4-inch hex head cap screw, Grade 5. Used on Century and Challenger wreckers, including the Century 1040, Century 1060 and Challenger 6807/8807/9907.
Miller Industries part number 0400191.
Parts diagrams:
1/2-13 x 3-3/4-inch hex head cap screw, Grade 5. Used on Century and Challenger wreckers, including the Century 1040, Century 1060 and Challenger 6807/8807/9907.
Miller Industries part number 0400191.
Parts diagrams: