This wheel chock is designed to work with Valterra's "STACKERS" RV leveling block system.
Multi-use -- leveler, jack or tongue wheel support.
EZ Leveler - stacks to required height.
Strong - holds up to 40,000 lbs., Gross Vehicle Weight.
Adaptable - works on hard or soft ground.
Convenient - snaps together for carrying and storage.
Place in position, drive onto the stackers and the chock stops the RV wheel at the top of the stack. It's that simple and makes leveling a one person job! The STACKERS' Chock also includes a built-in handle for secure nesting onto the STACKERS leveling blocks as well as easy carrying.