Heavy-Duty Post Base Kit for Decking, Fencing & Pergolas (4-Pack)
Build a solid, professional foundation for outdoor structures with this heavy duty post base kit. Designed for wood posts, each post base anchor is made from 2mm powder-coated carbon steel to help resist rust, corrosion and everyday UK weather exposure. The reinforced bracket design helps reduce wobble and movement, making it ideal for fence posts, deck posts, pergola legs, porch railings, handrails and garden structures.
Why you’ll like it
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Strong steel construction: 2mm thick carbon steel for reliable load support and long-term stability.
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Anti-wobble reinforcement: Bracketed sides help keep posts steady in wind and on uneven ground.
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Weatherproof finish: Black powder coating helps protect against moisture and corrosion outdoors.
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Quick, clean installation: Pre-drilled base plates for bolt-down mounting to concrete, wood decking or other solid surfaces (fixings not included).
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Versatile outdoor use: Great for decking, fencing, gazebos, pavilions, balustrades, cable railing posts and mailbox posts.
Specifications
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Pack: 4 x post base brackets
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Post compatibility: 6x6 in (approx. 150x150mm) or 4x4 in (approx. 101x101mm) wood posts
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Material: 2mm powder-coated carbon steel
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Base plate size: 152x152mm / 101x101mm (depends on post size)
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Mounting: Bolt-down, no welding required
Ideal for DIY or contractor builds: secure corner and end posts, strengthen deck and porch railings, and create a durable base for pergolas and garden fencing.
