This adjustable screw jack base is the foundation of any professional stage truss or lighting stand system. Engineered from Q235 structural steel with a galvanized finish, it provides precise height leveling and rock-solid stability for concert rigs, event setups, and permanent installations.
Complete Kit — Everything Included
Each set comes fully assembled with:
- X-Reinforced Base Plate — 120*120mm square steel plate with embossed cross-pattern for superior load distribution, 4 corner mounting holes (10mm) for bolt-down installation
- M30 Threaded Rod — 250mm solid steel rod with full-length precision machine threading for smooth height adjustment
- Welded M30 Nut — Factory-welded at base plate center for permanent, reliable connection
- Forged Steel Collar — Dark gray protective sleeve at rod base prevents thread damage and adds structural support
- Cast Wing Handle — Ergonomic winged nut for tool-free manual adjustment
- 8mm Locking Pin Hole — Cross-drilled at rod tip for safety locking pin
Technical Specifications
| Parameter |
Value |
| Material |
Q235 Carbon Steel |
| Surface Treatment |
Galvanized (Zinc Plated) |
| Base Plate |
120 * 120mm, 5mm Thick |
| Screw Rod |
M30 * 250mm, Solid Full Thread |
| Top Hole |
8mm Lock Pin Hole |
| Load Capacity |
≥2000 kg |
| Accessories |
Welded Nut + Forged Collar + Wing Handle |
| Weight |
Approx. 3.5 kg |
Why Choose Our Screw Jack Base
- Q235 Structural Steel — Industry-standard material for load-bearing stage hardware
- X-Reinforced Base — Embossed cross-pattern distributes weight evenly, prevents base plate deformation under heavy loads
- M30 Solid Rod — Thicker than standard M24 rods, handles 2000kg+ with safety margin
- Welded Not Bolted — The nut is factory-welded to the base plate, not screwed — zero risk of loosening over time
- Galvanized Finish — Corrosion-resistant for indoor and outdoor use, maintains clean appearance
Applications
Stage truss ground support · Lighting stand leveling base · Event equipment foot · DJ booth stabilization · Exhibition display support