【Safety Design】 The tractor grab hooks perfect for your tractor bucket.are placed in the front end of the tractor to tow, ha-ul or carry heavy loads.1/2”Forged D-rings Load 4000 LBS,2”Receiver with Pin on 2 5/8”Center Hole,2 5/16” Forged Grab Hooks Load 4700 LBS,Working Load Limit (Accepts 3/8” chain and under).