
Affordable Retaining Wall Concrete Sleepers and Supplies
We supply premium concrete sleepers and cut-to-size steel posts. Built strong and made to last.
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Free Estimates
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Certified Quality
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Expert Support
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Aussie Owned
Concrete Sleepers
Not sure how many sleepers you need? Get in touch and we’ll help you work out exactly what’s required for your order.
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Lonsdale Concrete Sleeper
Regular price From $38.00Regular priceUnit price / per$49.00Sale price From $38.00Sale -
Ashwood Concrete Sleeper
Regular price From $42.00Regular priceUnit price / per$56.00Sale price From $42.00Sale -
McLaren Concrete Sleeper
Regular price From $45.00Regular priceUnit price / per$56.00Sale price From $45.00Sale -
Kensington Concrete Sleeper
Regular price From $45.00Regular priceUnit price / per$65.00Sale price From $45.00Sale
Fence Posts & Accessories
We cut galvanised steel fence posts to size including end, centre, and corner posts for a perfectly fitted retaining wall.
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H-Beam Centre Channel Post
Regular price From $35.00Regular priceUnit price / per$45.00Sale price From $35.00H-Beam Centre Channel Post
Regular price From $35.00Regular priceUnit price / per$45.00Sale price From $35.00H-Beam Centre Channel Post
Regular price From $35.00Regular priceUnit price / per$45.00Sale price From $35.00Sale -
Sale
C-Channel End Post
Regular price From $24.00Regular priceUnit price / per$26.00Sale price From $24.00C-Channel End Post
Regular price From $24.00Regular priceUnit price / per$26.00Sale price From $24.00C-Channel End Post
Regular price From $24.00Regular priceUnit price / per$26.00Sale price From $24.00Sale -
90° C-Channel Corner Post
Regular price From $65.00Regular priceUnit price / per$80.00Sale price From $65.0090° C-Channel Corner Post
Regular price From $65.00Regular priceUnit price / per$80.00Sale price From $65.0090° C-Channel Corner Post
Regular price From $65.00Regular priceUnit price / per$80.00Sale price From $65.00Sale -
45° Degree Corner Post
Regular price From $80.00Regular priceUnit price / per$95.00Sale price From $80.0045° Degree Corner Post
Regular price From $80.00Regular priceUnit price / per$95.00Sale price From $80.0045° Degree Corner Post
Regular price From $80.00Regular priceUnit price / per$95.00Sale price From $80.00Sale

Don't Sleep On Quality
Not all retaining walls are created equal. Some crumble under pressure — made with weak concrete, poor steel, or shortcuts that lead to sagging, cracking, or collapse. At Horizon Precast Solutions, we build walls that last using engineer-approved concrete sleepers and heavy-duty steel posts. No warping. No rot. No regrets.
Our Reviews
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Brendan L, Taree NSW
I ordered a retaining wall setup from Horizon Precast Solutions for my home in Taree. The team was incredibly helpful and the quality of the sleepers exceeded my expectations. It’s sturdy, looks fantastic, and arrived on time!
★ ★ ★ ★ ★ -
Emily H, Newcastle NSW
We recently upgraded our front yard with a new retaining wall from Horizon Precast Solutions here in Newcastle. The service was quick, the delivery smooth, and the final result is absolutely stunning. Couldn’t be happier!
★ ★ ★ ★ ★ -
Lisa M, Penrith NSW
We couldn’t be happier with our new retaining wall! The team at Horizon Precast Solutions were prompt, professional, and super easy to deal with. Delivery to our property in Penrith was fast and hassle-free. Highly recommend!
★ ★ ★ ★ ★

Need Premium Concrete Sleepers
At Horizon Precast Solutions, we supply high-quality concrete sleepers and galvanised steel fence posts for retaining walls across Sydney and Regional New South Wales. With decades of experience in construction and precast concrete, we’re known for products that are strong, durable, and built to last.
Whether you're building a DIY wall or managing a commercial job, our team is here to help. We’ll guide you through your order, answer your questions, and make sure you have everything you need to build like a pro.