Full stainless steel double stringer straight staircase for commercial

Full stainless steel double stringer straight staircase for commercial
Description
Full stainless steel double stringer straight staircase for commercial

Specification: 
Stringer 300*12mm in stainless steel
Stair tread 6mm thickness in stainless steel
Railing # height 36''/42''/1000mm
Baluster 50*10mm in stainless steel
Solid rod 8mm in sus304
Top handrail 42mm in sus304

Stair tread options for reference. Other designs can be customized as well.