SKU: WSFJ-2 | UPC: 653863209044
Weigh Safe Flap Jack Block (x2) w/Bag – Universal RV Trailer Stabilizer
Weigh Safe Flap Jack Blocks deliver stable support under trailer jacks for RVs, campers, fifth wheels, travel trailers, and heavy equipment. This 2-pack folds flat for storage while providing 8 inches of height and 6000 lb load rating per block when assembled. Neodymium magnets ensure fast setup without tools for dependable leveling on any surface.
Key Features
- Foldable Design: Assembles to 8 inches tall for stabilization, collapses to 2 inches thick to fit easily in tight storage spaces.
- High Load Capacity: Each block supports up to 6000 lbs for secure footing on soft ground, gravel, or uneven terrain.
- Magnetic Assembly: Built-in neodymium magnets snap the three sections together in seconds for quick deployment and disassembly.
- Heavy-Duty Construction: Engineered from impact-resistant polymer to withstand repeated use and harsh outdoor conditions.
- Storage Bag Included: Durable carry bag keeps both blocks organized and protected during transport and off-season storage.
Product Notes
- No maintenance required for long-lasting performance.
- MPN WSFJ-2, special order item with quick fulfillment.
- Universal design fits all tongue jacks, scissor jacks, and stabilizer jacks.
Installation Notes
- Professional installation recommended.
- Separate the three pieces, align edges, and let magnets connect automatically.
- Compatible with all standard trailer jack foot pads. place on firm ground for best results.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| All Years | All Makes | All Trailers & RVs | Tongue Jack, Scissor Jack, Stabilizer |
| All Years | All Makes | Fifth Wheels & Campers | All Submodels |
| All Years | All Makes | Heavy Equipment | Universal |
Why Choose Weigh Safe?
- Established leader in precision trailer weighing and stabilization tools.
- Builds products with rigorous testing for real-world durability.
- Focuses on innovative designs that simplify towing and setup tasks.
Frequently Asked Questions
- Q: Will this fit my trailer’s jack?
A: Yes, universal fit works with any trailer jack including A-frame tongue jacks, scissor jacks, and RV stabilizers on fifth wheels, travel trailers, and campers. - Q: What material are the blocks made from?
A: High-strength, weather-resistant polymer handles heavy loads and extreme temperatures without cracking or degrading. - Q: How do I clean and store them?
A: Wipe with a damp cloth as needed, no special care required. Disassemble, snap magnets together, and store in the included bag.
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Ships in original carry bag inside protective box, dimensions 13 x 9 x 2.5 inches
- Weight: 7.2 lbs





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