Bullke Original USA-Made Trailer Jack Block Stabilizers — Leveling Blocks for RVs & Campers (4 Pack)

Stable, versatile, and ready for the road

When you pull into a campsite or a driveway, stability matters. Bullke's Original USA-Made trailer jack block stabilizers are designed to deliver dependable support for your jacks, posts, and stabilizers. These blocks are forged from thick recycled plastic rather than mass-produced injection-molded parts, translating into a sturdy, reliable base that sits securely under your jack feet. A natural irregular surface is expected and can indicate the durability of the material. Tested up to 18,000 lbs, these blocks offer a robust platform for various rigs, from compact campers to larger travel trailers.

Built to last with USA craftsmanship

Made in the USA, Bullke blocks emphasize sustainability and heavy-duty performance. The recycled plastic composition delivers UV resistance to stand up to sun exposure, while the thick construction provides long-term stability without adding excessive weight to your setup. This combination gives you a steady base you can trust behind every campsite or roadside stop.

• UV-resistant, weather-tested material that holds up outdoors
• Made from premium recycled plastic for sustainability
• Heavy-duty construction designed to endure rugged conditions

Versatility you can count on

These blocks are designed to be stacked, addressing a range of tongue support types and stand capacities. They work with most trailer jacks that have wheels, RVs, pop-ups, and even boats. Available in sets of 2, 3, 4, or 5, you can tailor your stabilization and leveling to match your rig and site conditions.

• Stackable design for adjustable height and support
• Fits most jacks with wheel, tongue, foot, or post connections
• Available in multiple-piece sets for flexible configurations

Key specs and practical details

Dimensions are 11.5 inches in diameter and 4 inches tall, offering a substantial base without overwhelming your storage space. The blocks are lightweight to transport yet sturdy enough to stabilize most tongue jacks, posts, and stabilizers—whether you’re dry camping or parked for the night.

• 11.5 in diameter x 4 in height
• Lightweight yet sturdy for easy handling
• Designed to support most tongue jacks, posts, and stabilizers

Quality you can rely on

Bullke combines reliability, sustainability, and customer support. The brand focuses on long-lasting products and helpful service, so you can shop with confidence and keep your RV setup smooth on the road.

Gift-ready for RV enthusiasts planning journeys across the USA, these blocks bring practical stabilization to every adventure.