Stair Stringer Bolt-On Concrete - 3 Step for a Pair (2 Piece)

Achieve a consistent rise and going with a reliable bolt-on concrete stair stringer pair. This 3-step set is finished with hot-dip galvanizing for corrosion resistance and is compatible with aluminium or timber treads up to 1200mm per pair.

The configuration uses a 75mm x 50mm x 2.5mm RHS profile, delivering a 175mm rise and 250mm going per step. The paired option is suitable for clear spans up to 17 steps and includes a third central stringer for wider projects.

Product details

• Finish: hot-dip galvanised RHS
• Profile: 75mm × 50mm × 2.5mm
• Rise per step: 175mm
• Going per step: 250mm
• Compatible with aluminium or timber treads up to 1200mm per pair
• Clear span: up to 17 steps with a third central stringer for wider projects

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