Description
21mm Channel External Coupler | A4 Stainless Steel | Splice Plate
This external channel coupler for 21mm strut systems is designed to securely join and extend channel lengths in a wide range of installations. Manufactured from A4 stainless steel, this external fixing plate provides a strong and reliable connection for strut frameworks.
With a 5mm thick profile and four M14 fixing holes, this channel splice plate ensures consistent alignment and strength when connecting channel sections. Suitable for use with all types of 21mm Unistrut channel, it offers a practical solution for structural channel connections.
Main Features
- Product Type: External channel coupler / splice plate
- Channel Size Compatibility: 21mm strut channel
- Material: A4 stainless steel
- Thickness: 5mm
- Length: 175mm
- Hole Size: M14 holes x 4
- Design: External fixing plate for channel connection
- Compatibility: Suitable for all types of Unistrut channel
- Supply: Sold individually
Applications
This 21mm channel external connector is commonly used in mechanical, electrical, and construction installations where strut channel systems need to be joined or extended. It provides a simple and effective way to maintain structural continuity across channel runs.
Ordering & Delivery
✔ Trusted UK Delivery – 95% of orders dispatched within 24 hours
Most orders arrive within 1–2 working days as standard.
Note: Bulk or large quantity orders may require additional handling time.
For bulk pricing or trade enquiries, contact our team on 0121 270 8507.













