Carbon forged Interlock ball mount bar features a forged one-piece construction with excellent quality. Designed to offer greater towing capacity and performance in a weld-free construction with a durable high quality finish. The Reese Interlock design allows for a one-wrench tightening system when combined with a Reese Interlock hitch ball and prevents marring of the hitch ball. Model 7067900: Class: II, Receiver Opening Size: 1-1/4 In., Hitch Ball Hole Size: 3/4 In., Drop: 1-1/4 In., Rise: 3/4 In., Length: 8 In., Tongue Capacity: 300 Lb., Trailer Capacity: 3500 Lb., Finish: Carbon Steel, Pkg Qty: 1