Trailer Jack Block Andersen

The Andersen 'Trailer Jack Block' eliminates nearly all of the movement in your parked RV or Trailer! Each block comes with built-in magnets so you can attach each block to the bottom of your stabilizer and hit auto-level - no need to check and adjust each block. Fast and super-convenient!  For best results, use two blocks at the front and two in the back of your RV or Trailer. For trailers with more than 4 stabilizer jacks, use one block per stabilizer. Details/Specs: 8" high (14" double stacked) 12" diameter base & 10" diameter top Recessed pad area is 9-1/8" diameter, recessed post-hole is 2-1/2" diameter Each block weighs 5.3 lbs Rated 6,000 lbs (single block) and 1,500 lbs (double-stack) Eliminates nearly all movement and sway in parked RV's and Trailers Less stress on your RV or Trailer Extremely strong and durable Stackable for extra height (max 2 high)  Powerful, built-in magnets for easy set up Resists dirt, grime and oil 100% Made in the USA Lifetime Warranty