Heavy Duty Trailer Jack Block, for RV Camper Travel Trailer 5th Wheel, fits Tongue Jack, Post, Wheels, Foot, Round and Square Stabilizer, Supports up to 15,000 lbs

OULEME Heavy Duty Trailer Jack Block! OULEME trailer blocks support almost all of the square jack foot.

Sturdy - Enhanced thickness and density.

Each jack block can support up to 15,000 pounds of weight.

Safety - Circular design provides a larger contact area, reduces sway, and improves trailer stability for a safer experience.

Height: 6 inch Top: L 7.3", W 10.1" Bottom: L 11.8", W 10.8"