Always order based on the EXTERNAL / OUTSIDE DIAMETER (OD) of your tube, not the inside hole.
• Example: If your outer tube diameter measures 25mm, select the 25mm insert.
• Wall Gauge Fit: Designed for standard round tubing with wall thickness between 1.5mm to 2.0mm.
Not sure which size to pick? Send us a message before ordering — we'll confirm the exact fit for you within hours.
Protect surfaces, eliminate sharp pipe edges, and restore a factory finish with genuine Keay Vital Parts Ribbed Round Tube Inserts. Manufactured in Germany from heavy-duty copolymer plastic, these push-fit blanking plugs feature flexible multi-rib fins that provide a vice-like internal grip across varying wall gauges.
| Country of Origin | Germany (High Precision Tooling) |
| Material | High-Grade Heavy-Duty Polyethylene (PE) |
| Style / Fitment | Tapered Ribbed Push-Fit Bung / Ferrule |
| Wall Thickness Fit | 1.5mm to 2.0mm (standard tubular steel & alloy) |
| Resistance | Impact, UV, Moisture & Floor-Abrasion Resistant |
Multi-gauge ribbed fins compress during fitting to lock inside the tube and resist vibrating loose.
Cushions contact points to prevent tile, hardwood, and laminate scuffing while dampening noise.
Seals open hollow tubing against moisture ingress, dust, and rust formation inside the frame.
Simply align and press in by hand or tap gently with a rubber mallet for a flush, neat sit.