(Pack of 20) Outwater Square Double Star Metal Caster Insert with Thread DS71-326. Thread: 3/8-16, Outside Diameter of Tube: 1", Gauge of Tube: 16/18 - Product Features
- Square Metal Caster Inserts feature hardened steel, double star design. Thread: 3/8-16 Outside Diameter of Tube: 1\" Gauge of tube: 16/18.
- caster inserts insert firmly into tubular legs and are not easily removed.
- Specially designed to sit deep in the tube and can roll over thresholds, extension cords, etc
- Double star caster insert s work with any quality caster.
- Inserts are available in a range of sizes and will fit flush to the outside edge of the tubing. Not designed for Iron Pipe measurements