Top Step Height
top_step_height_mm
1372 (for 4'6" / 1372mm deck height)mm
Going Per Step
going_per_step_mm
Riser Height
riser_height_mm
1220 (incl. handrail); tread run 2440mm
Frame material
frame_material
steel frame with aluminium chequer plate treads
included with tread rental if required
Height Range Available Imperial
height_range_available_imperial
Every field carries its own trust-tier: core data is confirmed by the manufacturer, peripheral data — by AI (with a source link). Safety-critical parameters (load ratings) are never published below vendor-claimed — a liability requirement.