Stair Stringer Bolt-On Concrete - 12 Step for a Pair (2 Piece)
Rugged, ready-to-install steel stringers engineered for a secure 12-step rise on a pair. Made to handle commercial and heavy-traffic environments, they arrive hot-dip galvanized for lasting protection and performance.
Designed for versatile mounting with bolt-on concrete applications, these stringers support a clear span of up to 17 steps when paired with suitable treads and spans up to 1200mm per pair. They are suitable for residential, office, and light commercial settings where reliability is essential.
Key features
- Pair of bolt-on concrete stringers with a 175mm rise and 250mm going
- Hot-dip galvanised finish for corrosion resistance
- In-ground, bolt-on concrete, or landing-to-landing footing options
- Supports standard 50mm treads with a maximum 125mm gap between treads
- Engineered to meet relevant Australian building standards for commercial loads
Note: For wider tread spans, a third central stringer is recommended. Stringers are sold as a pair and compatible with aluminium or timber tread options up to the stated dimensions.
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