Leveling Blocks (Heavy-Duty RV, Lifetime Warranty, 8 pack) 48-979052 (Ultra-Fab Products)

Stack, snap, and drive on. No more “leaning tower of RV” at the campsite—get stable, level support in seconds. Blocks lock together securely like LEGO® for grown-ups, engineered to handle up to 30,000lbs without shifting. Each block adds 1 inch of lift; stack into a pyramid for perfect leveling. Works under stabilizers, jacks, tongue supports, and more. Tough resin resists cracking, collapsing, and campsite drama. Rain or shine, these blocks hold steady—and they’re easy to spot with the bold blue finish. Keeps compartment clean, organized, and stops them from playing hide-and-seek in your storage bay. The only leveling block with a lifetime warranty (and no one can beat a lifetime warranty). Some call it cocky; we call it confident. You’ll call it reliable. Because confidence should last longer than your marshmallows.

• ‌Easy RV Leveling: Stack, snap, and drive on. No more “leaning tower of RV” at the campsite—get stable, level support in seconds. Blocks lock together securely like LEGO® for grown-ups, engineered to handle up to 30,000lbs without shifting
• Customizable Height & Versatile Use: Each block adds 1 inch of lift; stack into a pyramid for perfect leveling. Works under stabilizers, jacks, tongue supports, and more.
• Durable All-Weather Construction: Tough resin resists cracking, collapsing, and campsite drama. Rain or shine, these blocks hold steady—and they’re easy to spot with the bold blue finish.
• Convenient Carry Bag Included: Keeps compartment clean, organized, and stops them from playing hide-and-seek in your storage bay.
• Lifetime Warranty: The only leveling block with a lifetime warranty (and no one can beat a lifetime warranty). Some call it cocky; we call it confident. You’ll call it reliable. Because confidence should last longer than your marshmallows.