ROBLOCK 4 Packs Trailer Jack Block with Bag, RV Camper Stabilizer Blocks for Travel Trailer, Suit for Any Tongue Jack, Post, Foot, 5th Wheels, Round Square or Scissor Stabilizer

Heavy Duty Construction: Our camper jack blocks are made of sun protection plastic and are capable of resisting dirt and oil. Even after prolonged use, the sturdy surface will not deform or crack and will stand the test of time

Storable & Portable: Each ROBLOCK trailer jack block weighs only 2.87 pounds, and comes with a storable and portable bag, will not bring extra burden to your journey. You can hold the side handles of jack block firmly or lift the mounted rope to carry and move effortlessly

Anti-slip & Stable: This jack block holds up to 10000 lbs, and the anti-slip textured surface and recessed post holes keep the jack firmly in place. Reinforced bottom and thickened sides further ensure stability, so say goodbye to rocking and sinking

Built-in Drain Hole: The ROBLOCK RV jack block with a drain hole can dispose of water and dirt promptly, maximizing the protection of the jack. When camping in rainy weather, the rain water will flow down the drain hole to keep the jack from rusting

Wide Application: This tongue jack block measures 11 x 11 x 4.3 inches and is compatible with virtually any scissor jack, tongue jack, post, foot, or stabilizer. Whether it's an RV trailer or a travel trailer, it will add security to your journey

4 Packs RV Camper Stabilizer Trailer Jack Block for Travel Trailer