DOLLE Graz (Modular) x 9.5-ft 1 Platform Rails Black Modular Staircase Kit, Fits Height: 87.5-in to 115-in in the Staircase Kits department at Lowes.com
Modular staircase - space saving kit stairs from DOLLE - GRAZ
Dolle Graz Space Saving Stair Kit (Dark Grey Metalwork) | Loft bed stairs, Tiny house stairs, Tiny house bedroom
Dolle Graz 23 in. Black Modular 12 Tread Stair Kit-68440 - The Home Depot