
SB514 Galvanised 3 Hole U Bracket For 21mm Channel
SB514
SB514 Galvanised 3 Hole U Bracket for 21mm Channel – Compact U-Profile Support for Cable & Framing Systems
The SB514 Galvanised 3 Hole U Bracket is designed for use with 21mm channel systems, providing rigid and reliable U-profile support for lightweight cable, pipe, or ducting installations. Manufactured to BS6946 and finished to BS729, it offers corrosion resistance and quick installation with no welding required.
- BS6946 Certified: Meets industry standards for strength and compatibility with standard bracket systems.
- 3-Hole U Bracket Design: Provides strong, stable support across three fixing points—ideal for compact framing solutions.
- 21mm Channel Compatible: Specifically designed for use with 21mm strut channel systems in lighter-duty applications.
- Hot Dip Galvanised: Coated to BS729 for durable corrosion protection in internal and external installations.
- Fabrication-Free Installation: Pre-drilled and ready for use with M12 or smaller fixings—no welding required on-site.
Technical Specification
- Material: Steel
- Bracket Type: U Bracket
- Channel Size: 21mm
- Thickness: 6mm
- Hole Size: 14mm (for M12 or smaller setscrews)
- Finish: Hot Dip Galvanised to BS729
- Standard: BS6946
✅ Choose the SB514 3 Hole U Bracket for strong, galvanised support in compact 21mm channel installations!

Product | Channel Support Bracket |
Type | U Bracket |
Colour | Galvanised |
Material | Steel |
Finish | Galvanised |
Delivery Options:
- PRIORITY DELIVERY – Next Working Day (All items in stock and ordered before 3 pm) - £7.08 inc-VAT. (£5.90 ex-VAT)
- Orders Over £100 (before VAT): We offer free standard shipping on all orders shipped to UK mainland addresses
- Orders under £100 (before VAT): Our standard delivery fee to UK mainland addresses is £5.90 ex-VAT (£7.08 inc-VAT)
*Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £12 ex-VAT for all orders (Prices subject to change).
Items requiring specialist shipping:
- Orders containing Solar Panels, Batteries and/or Inverters: Up to 50 qty will be dispatched on a pallet and incur a £120 ex-VAT delivery charge**.
**Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £180 ex-VAT (Prices subject to change).
Contact us if you have any further questions.