Ultra-Fab Supergrip Chock XL, 2 Pack

Secure both sets of tandem trailer or 5th wheel tires for added stability.

Mounts between tandem tires to eliminate front-to-back rocking motion. Collapses to 3 ½” and expands to 17″. Pivoting louvers increase tire grip. Heavy-duty steel construction. Includes easy-grip ratchet and padlock. Mfr. lifetime warranty.Show moreShow lessSpecs