Stair Stringer-8 Step Concrete-In Hot-Dip Galvanised for a Pair (2 Pieces)

Stair Stringers in a ready-made pair for 8-step concrete-in applications. Hot-dip galvanised finish provides a clean, weather-ready look for both commercial and domestic projects.

Sold as a pair, with a rise of 175mm and a going of 250mm, designed to work with 50mm treads for a maximum tread gap of 125mm. Fits a clear span to 17 steps when using aluminium or timber treads up to a 1200mm tread width per pair. For wider spans, a third central stringer is recommended.

Key specifications

• RHS size: 75mm x 50mm x 2.5mm
• RHS bolt hole: 14mm
• Treads bolt hole: 8mm / slots: 11mm x 18mm
• Rise: 175mm
• Going: 250mm
• Treads: 3
• Finishing: Hot-Dip Galvanised
• Available in three footing configurations: In-Ground / Bolt-On-Concrete / Landing To Landing
• Engineered to support standard residential/commercial applications when installed per applicable codes

Shipping options available. In‑store pickup available — contact us for pickup location & hours.