2x4 / 2x6 Lumber Wall Spreader Screw Jack (Thread Plate + Pad)
Heavy-gauge steel architectural rigging hardware engineered for expanding structural speed-rail pipe or 2x4 / 2x6 dimensional lumber between load-bearing walls, overhead grids, and aerial lift buckets. Features Grade 8 Acme screw jacks, flange plates, and 1-1/8" Junior / 5/8" Baby receivers. Certified 200–500 lbs Safe Working Load. Backed by the First-Ever Full Lifetime Warranty.
SKU:
RWS-WPZNT-000
2x4 / 2x6 Lumber Wall Spreader Screw Jack (Thread Plate + Pad)
Engineering Fact Sheet & Mechanical Specifications
Hardware Specifications & Standards Imperial / Metric
| Material / Metallurgy | 18-8 Stainless Steel / Grade 8 Alloy Steel / 6061-T6 Alum |
| Thread Specification | UNC Unified National Coarse Precision Rolled Threads |
| Tensile Strength | 150,000 PSI Minimum Tensile Yield (Grade 8) |
| Point / Head Geometry | Cup Point / Hex Cap / Pan Head Cinema Hardware Profile |
| Design Safety Factor | 5:1 ASME B30.26 Rigging Safety Standard |
Tribology & Environmental Resistance Hardware Standards
| Corrosion Protection | ASTM B841 Zinc-Nickel Plating / 18-8 Passivated SS |
| Salt Spray Rating | 1,000+ Hours ASTM B117 Marine Environment Pass |
| Anti-Galling Property | Zinc-Nickel Micro-Lubricity Prevents Thread Seizure |
| Application Scope | Cinema Grip Heads, Stand Collars, Rigging Hardware |
| Quality Guarantee | First-Ever Full Lifetime Hardware Warranty |
System Compatibility & Rigging Integration
Factory-certified high-tensile hardware engineered for studio maintenance, grip head rebuilds, and heavy rigging assemblies.
First-Ever Full Lifetime Warranty on Cinema Grip Hardware
All Norms clamps, hardware, and structural rigging components are backed by an unconditional lifetime warranty against manufacturing defects.