BISupply Trailer Wheel Chock for up to 6in Caster Wheel - 1pc Rubber Boat and RV Jack Block Jockey Trailer Wheel Dock

Prevent your camper jockey or boat jack stand from rolling around and from sinking into the ground with the BISupply RV and Boat Front Wheel Stopper Trailer Caster Wheel Dock.

4.7 by 6.5-inch wide jockey wheel dock measures 1.8-inch (4.6cm) thick, but has a 1.5-inch (3.8cm) deep internal cavity to hold caster wheels up to 6 inches in diameter.

Heavy duty rubber trailer tire dock provides an anti-slip grip so that your front wheels will not move around when you are inside your trailer or camper.