SUP-NUT

SuperSleeper | M12 Nyloc Safety Nut

This M12 Nyloc safety nut is used with the SuperBolt to affix the SuperBracket to the SuperPost.

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Supersleeper
Supersleeper

A lightweight composite retaining wall sleeper engineered to outperform concrete

SuperSleeper is a composite retaining wall system made from high-grade isophthalic polyester resin for corrosion and chemical resistance. A built-in UV inhibitor and surface veil protect against UV radiation and moisture, keeping mechanical properties stable over time. Each sleeper weighs under 6kg for fast, straightforward installation compared to concrete sleepers.
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Mount Options

Face mount or deck mount.

Retaining Wall

Retaining Wall

This can be installed via a retaining wall.

Raised Planter Box

Raised Planter Box

This can be installed via a raised planter box.

Gallery

Supersleeper in the wild.

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Glass Outlet
Glass Outlet
Glass Outlet
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Australia-wide

Delivery across QLD, NSW, VIC, SA, WA, TAS

3,000+

Products

15+

Years supplying the trade

52

Compliant glass, aluminium and balustrade systems