Premium RV Leveling Blocks - Durable & Stackable for All Jack Types

The OX BLOX ULTRA is a versatile and durable trailer, camper, and RV support block that is engineered to work with virtually any scissor jack, tongue jack, post, foot, or round and square stabilizers. These blocks are professionally engineered to be stable and durable, and they are made in the USA from recycled plastic, making them UV and temperature resistant. They work well on a variety of surfaces, including gravel, grass, dirt, and pavement, and can hold stable in a variety of circumstances.

The unique design of the OX BLOX jack blocks allows for a variety of supports, including direct support of the post, support for rectangular, square, and round feet, and support for the wheel jack. These blocks are also stackable, allowing for additional height when needed. They are made in the USA from 100% recycled plastic and are sturdy and stable enough to work on their own, without the need for trailer and RV jack pads.

The inclusion of a rope on the OX BLOX trailer jack blocks makes them easy to grab, carry, and move around, making them a convenient choice for your next camper trip. With a capacity beyond 10,000 lbs, the OX BLOX Trailer Jack Block is the strongest support block on the market, making it a great choice for even the largest stabilizers.

The OX BLOX Trailer Jack Block is made from thick, durable plastic and is engineered to withstand UV rays and extreme temperatures, ensuring that it will last for years to come. Its unique design also makes it stable on virtually any surface, including gravel, grass, dirt, and pavement, providing a secure foundation for your trailer or RV.

Finally, the OX BLOX Trailer Jack Block is proudly made in the USA from 100% recycled plastic, making it a smart and eco-friendly investment for your RV. The 4-pack includes four blocks, and the dimensions of the OX BLOX ULTRA are 13.5"x13.5"x2.125", with a weight of 7.75 lbs.

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