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Timber Fencing Accessories | Clips, Post Caps, Brackets & Fixings

Complete your timber fencing installation with our range of fencing accessories, designed to provide strength, stability, and a clean, professional finish. Whether you're installing closeboard, lap panels, or post and rail fencing, we supply everything you need to get the job done right.

Fence panel clips & U brackets – secure panels to timber or concrete posts
Post caps & finials – decorative and protective finishes for posts
Gravel board fixings & cleats – ensure strong connections
Timber screws, bolts & nails – corrosion-resistant and trade-approved
✅ Accessories compatible with standard and heavy-duty fencing systems

Trusted by fencers, landscapers, and DIYers, our fencing accessories are built for long-term performance and available with UK-wide delivery.

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Post Caps For 4" Posts (R9)

Alter Supplies
Original price £1.91 - Original price £1.91
Original price
£1.91
£1.91 - £1.91
Current price £1.91
In stock

120x120x26mm Gr'n Treated P162 - Birkdale FenceMate Post Cap for 4?/100mm Posts Green Treated

Original price £1.91 - Original price £1.91
Original price
£1.91
£1.91 - £1.91
Current price £1.91

Swift Clamp Drive/Post Support 75*75

Alter Supplies
Original price £8.39 - Original price £10.79
Original price
£8.39 - £10.79
£8.39 - £10.79
Current price £8.39
In stock

 The Fencemate drive in post support is suitable for most ground conditions and have a wide range of sizes to fit all common timber posts. Availab...

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Original price £8.39 - Original price £10.79
Original price
£8.39 - £10.79
£8.39 - £10.79
Current price £8.39

Swift Clamp Bolt Down Post Support 75*75

Alter Supplies
Original price £8.39 - Original price £10.79
Original price
£8.39 - £10.79
£8.39 - £10.79
Current price £8.39
In stock

Swift Clamp Bolt Down Post Supports are designed for fixing posts to any hard surface that will accept fixings such as concrete bases, timber decki...

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Original price £8.39 - Original price £10.79
Original price
£8.39 - £10.79
£8.39 - £10.79
Current price £8.39

Metal Fence Post Cap - 75mm or 100mm galvanised and black

Alter Supplies
Original price £2.39 - Original price £2.39
Original price
£2.39
£2.39 - £2.39
Current price £2.39
In stock

Expertly designed and crafted, our Metal Fence Post Cap in 75mm and 100mm sizes is available in both galvanised and black finishes. Protect and enh...

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Original price £2.39 - Original price £2.39
Original price
£2.39
£2.39 - £2.39
Current price £2.39

Swift Clamp Repair Spur 100*100

Alter Supplies
Original price £14.39 - Original price £14.39
Original price
£14.39
£14.39 - £14.39
Current price £14.39
In stock

This support makes light work of replacing a rotten timber post in a sound concrete base. The effective clamp system ensures posts are securely hel...

View full details
Original price £14.39 - Original price £14.39
Original price
£14.39
£14.39 - £14.39
Current price £14.39

Swift Clamp Drive/Post Support 100*100

Alter Supplies
Original price £15.59 - Original price £17.99
Original price
£15.59 - £17.99
£15.59 - £17.99
Current price £15.59
In stock

The Fencemate drive in post support is suitable for most ground conditions and have a wide range of sizes to fit all common timber posts. Available...

View full details
Original price £15.59 - Original price £17.99
Original price
£15.59 - £17.99
£15.59 - £17.99
Current price £15.59

Swift Clamp Bolt Down Post Support 100*100

Alter Supplies
Original price £10.79 - Original price £14.39
Original price
£10.79 - £14.39
£10.79 - £14.39
Current price £10.79
In stock

Swift Clamp Bolt Down Post Supports are designed for fixing posts to any hard surface that will accept fixings such as concrete bases, timber decki...

View full details
Original price £10.79 - Original price £14.39
Original price
£10.79 - £14.39
£10.79 - £14.39
Current price £10.79

Swift Clamp Repair Spur 75*75

Alter Supplies
Original price £10.79 - Original price £10.79
Original price
£10.79
£10.79 - £10.79
Current price £10.79
In stock

This support makes light work of replacing a rotten timber post in a sound concrete base. The effective clamp system ensures posts are securely hel...

View full details
Original price £10.79 - Original price £10.79
Original price
£10.79
£10.79 - £10.79
Current price £10.79

Post Ball & Collar Finial

Alter Supplies
Original price £3.59 - Original price £5.99
Original price
£3.59 - £5.99
£3.59 - £5.99
Current price £3.59
In stock

3" 75mm Green Treated P157 - 3? Ball & Collar Decking Fence Post Cap With Base

Original price £3.59 - Original price £5.99
Original price
£3.59 - £5.99
£3.59 - £5.99
Current price £3.59

Post Caps For 3" Posts (R8)

Alter Supplies
Original price £1.79 - Original price £1.79
Original price
£1.79
£1.79 - £1.79
Current price £1.79
In stock

96x96x23mm Grn Treated P162 - Birkdale FenceMate Post Cap for 3"/75mm Posts Green Treated

Original price £1.79 - Original price £1.79
Original price
£1.79
£1.79 - £1.79
Current price £1.79