
SB513 Galvanised 2 Hole Z Bracket For 21mm Channel
SB513
SB513 Galvanised 2 Hole Z Bracket for 21mm Channel – Compact Offset Bracket for Light-Duty Support Installations
The SB513 Galvanised 2 Hole Z Bracket is designed for offset fixing in 21mm channel systems, providing reliable support for light-duty electrical and mechanical frameworks. Manufactured to BS6946 and hot dip galvanised to BS729, it delivers long-lasting durability with fast, fabrication-free installation.
- BS6946 Compliant: Built to UK standards for consistent quality and structural reliability.
- 2-Hole Z Profile: Offers a secure offset fixing point in compact installations where space is limited.
- Durable Galvanised Finish: Hot dip galvanised to BS729 for excellent corrosion resistance in exposed environments.
- Heavy-Duty Construction: Made from 6mm thick, 40mm wide steel with 14mm diameter holes for M12 or smaller fixings.
- 21mm Channel Compatible: Designed specifically for use with standard 21mm strut channel systems.
Technical Specification
- Material: Steel
- Bracket Type: Z Bracket
- Channel Size: 21mm
- Thickness: 6mm
- Hole Size: 14mm (suitable for M12 or smaller fixings)
- Finish: Hot Dip Galvanised to BS729
- Standard: BS6946
✅ Use the SB513 2 Hole Z Bracket for corrosion-resistant, offset mounting in 21mm channel support systems!

Product | Channel Support Bracket |
Type | Z 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.