Floor height: 2520mm (99.21”)
Stairs diameter: 1600mm (63”)
Step Qty : 14+1 (final step is lower than celling floor)
Step height: 168mm (6.62”)
Step length: 800mm (31.5”)
Center stringer: Dia 108mm Carbon steel
Tread:50mm
Railing height : 914mm
Railing : classic small post
Top handrail : PVC
Carbon steel wood stairs
Meet standard of US,CA,AU .
All specification can be customized .