Threaded slotted square end inserts designed for press-fit insertion into square tube ends to protect edges, provide a neat finish and allow mounting of feet, casters or adjustable glides. Engineered to form robust threads in thin-walled materials and to improve pull-out resistance.
Uses and functions- Protect sharp tube edges and provide an aesthetic end finish.
- Allow addition and height adjustment of feet, casters and adjustable glides without drilling.
- Slotted insert with integrated thread for mounting and adjusting a foot or caster.
Materials available- Steel
- Aluminium alloy
- PA (polyamide)
- PA6
- Nylon
- HDPE (HDPE with metal insert possible)
- HIPS
ColoursSeries mentioned- SR1430
- SR1567
- SR5437
- SR5731
- SR1570
- SR1571
Variants and sizes (excerpts)- Common thread sizes: M6, M8, M10, M12, M16, M20 (several references mainly in M8 / M10 / M12).
- AxA (tube compatibility) metric examples: 19.1 mm, 20.0 mm, 25.0 mm, 30.0 mm, 40.0 mm, 50.0 mm.
- Gauge (wall thickness): 1.0 mm, 1.2 mm, 1.3 mm, 1.5 mm, 2.0 mm, 2.5 mm.
Characteristics / technical specifications- Type: slotted threaded end insert for insertion into tube ends.
- Function: edge protection + threaded fixing point for feet/casters/glides.
- Materials: Steel, Aluminium alloy, PA, PA6, Nylon, HDPE, HIPS, HDPE with metal insert.
- Colours: Chromed, Natural, Black, Grey.
- Series: SR1430, SR1567, SR5437, SR5731, SR1570, SR1571.
- Frequent thread sizes: M8, M10 (common across many references).
- Typical AxA dimensions: e.g. 20.0 mm (0.787 in), 19.1 mm, 25.0 mm, 30.0 mm, 40.0 mm, 50.0 mm.
- Observed price ranges (examples by reference): approximately €0.49 to €2.18 depending on reference and quantity.
- Packaging / availability: several references indicate large stock levels (e.g. thousands of units for some variants).