Heavy Duty blocks are safe and easy to use. They offer many options for leveling single wheels, dual wheels, hydraulic jacks, tongue jacks, stabilizer jacks, 5th wheel jacks and tandem axles. Customize your levels: stack interlocking blocks to desired height. Strong and durable blocks are available in a ten block set and a four block build up set. Patented. Each set comes in a convenient storage bag.
- 10 interlocking blocks stack to the desired height for safe and easy leveling
- Strong and durable construction
- Solid bottom so they won’t sink into the ground
- Includes zippered storage bag with handle
- Made in USA
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