This stainless steel one-way revolving door is designed for industrial warehouse security, manual spring operation, and shopping mall applications. Core parameters: Material: 304 stainless steel (waterproof, rust-proof, wear-resistant, durable); Color: Classic silver (business versatile); Size: Door column diameter: 7.6 cm (3 inches), Total height: 100 cm (39.4 inches), Rocker arm length: 30 cm (11.8 inches), Channel width: 100-200 cm (40-80 inches, supports customization). Product advantages: One-way restriction allows entry only (automatically closes after pushing in), preventing reverse traffic for control areas; Sturdy all-structure design with impact resistance for high-frequency use in warehouses and shopping malls; Automatic rebound with built-in high-elasticity spring, opens with light push and closes automatically without electricity; Safe and stable with bottom expansion screw fixation, anti-dumping design, and strong load-bearing capacity; Flexible adaptation with customizable width for various channels like supermarket entrances and logistics. Applicable scenarios: Industrial channels, supermarket/shopping entrance control, public places such as subway stations and libraries, security inspection areas requiring traffic control. Packing list: One-way body × 1 (including pre-installed system), installation accessories package (expansion screws, etc.). Note: Display racks and other non-standard items must be purchased separately.