ROBLOCK 6''H 4 PCS Trailer Jack Block with Bag
Sturdy polymer trailer jack blocks with anti-UV aging additives for rugged use. Stackable design to adjust height and reduce movement. Customers note solid build and good value for supporting RV stabilizers
Highlights
- reduces movement and sway
- stackable height adjustment
- compatible with multiple jack feet
Pros
- sturdy polymer construction
- anti-UV aging additives
- stackable height adjustment
- reduces movement and sway
- lightweight and portable
Cons
- some units referenced heavy 41ft 5th wheels (space/fit not universal)
- no explicit size compatibility beyond general use
- requires bag for storage
Best For
Features
- High-performance polymer block with anti-UV additives for long-term durability
- Supports nearly any trailer tongue jack foot, wheels, and various stabilizers
- Stackable design with adjustable height for level positioning on uneven surfaces
- Includes side hole and carrying rope with storage bag for easy transport