SKU: WSFJ-4 | UPC: 653863209051
Weigh Safe Flap Jack Block (x4) w/Bag – Universal Trailer Stabilizer
Weigh Safe Flap Jack Blocks deliver stable support under tongue jacks landing gear and stabilizers for trailers RVs campers and heavy equipment. This 4-pack folds flat for storage and assembles instantly with magnets to handle up to 6000 lbs per block. Durable polymer construction ensures reliable performance on uneven ground during setup and travel.
Key Features
- Foldable Design: Collapses to 17.75 x 17.75 x 1 inches per block for compact storage in tight spaces
- High Load Capacity: Each block rated at 6000 lbs for secure lifting and stabilization of heavy trailers
- Magnetic Assembly: Neodymium magnets snap 3 interlocking layers into place for fast no-tool setup
- Durable Polymer Build: High-impact material resists cracking weather and heavy use
- Storage Bag Included: Padded bag holds all 4 blocks for easy transport and organization
Product Notes
- Set of 4 blocks ideal for front and rear stabilization on most trailers
- Clean surface before use for maximum magnet hold
- Ships in protective carton 20 x 20 x 4 inches product weight 12 lbs
Installation Notes
- Professional installation recommended.
- Place blocks under jack foot on firm ground separate layers and align magnets
- Compatible with standard tongue jacks scissor jacks and landing gear
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | All Trailers | All RVs Campers | All |
| Universal | All | All Heavy Equipment | All |
Why Choose Weigh Safe?
- Brand known for precise trailer products used by thousands of towers
- Engineered with focus on strength and convenience for real-world towing
- Backed by years of innovation in hitch and jack accessories
Frequently Asked Questions
- Q: Will this fit my trailer’s tongue jack?
A: Yes universal design works with nearly all tongue jacks scissor jacks and landing gear pads on trailers RVs and campers - Q: What material are the blocks made from?
A: Constructed from ultra-tough high-density polymer that withstands impacts UV exposure and loads up to 6000 lbs per block - Q: What is the warranty?
A: Weigh Safe offers a limited lifetime warranty against defects in materials and workmanship
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Protective shipping carton 20 x 20 x 4 inches
- Weight: 12 lbs
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