Threaded Caster Insert For 1 Inch Square Tube 16-18 Gauge, Heat Treated Steel, 3/8-16 Thread, Deep Set Mounting For Secure Fit, Flush Finish, Industrial Furniture Caster Hardware, Pack Of 4
✔️ Heat-treated steel, 3/8-16 thread, fits 1 in tube 4-pack
These steel, double-star threaded caster inserts are designed to drop into 1 inch square legs or tubing (16-18 gauge). They sit deep for a secure hold and provide a clean, flush appearance when mounted, making them ideal for equipment carts, workstations, and frames in industrial, commercial, and home environments.
✅ Deep-set design sits flush in 1 in square tubing with 16-18 gauge walls
✅ 3/8-16 thread to match common caster stems and flush fittings
✅ Heat-treated hardened steel for high durability and pull-out resistance
✅ Pack of 4 inserts included for quick replacement in multi-setup projects
💡 What is a square-tube caster insert and how does the double-star design help?
A handy overview that applies broadly to metal frames and rolling equipment:
- Deep seating keeps the insert secure inside the tube - 3/8-16 thread matches standard caster stems - Heat-treated steel resists wear and prevents pull-out - Suitable for industrial, commercial, and residential use