Eaz-Lift trailer safety chain and seven-way plug or cable storage helps keep your trailer chains and harness off the ground when your trailer is parked or in storage. This product fits three-bolt, A-frame style tongue jacks. It attaches using the existing 3/8 in front bolt-on your tongue jack and requires a 9/16 in wrench for installation. Once installed, it holds your seven-way plug angled down to help avoid water damage. This product measures 5-1/4 in L x 6-11/16 in W x 3-11/32 in D and is constructed of durable aluminum.