curved wood stairs Spec.: Stringer: 45mm thickness of solid wood; Tread: 38mm solid wood; Riser:20mm thickness solid wood Raing:iron cast railing Handrail: 70x45mm solid wood Your design and any requirement is welcomed. Trade terms: Delivery time:30 days after payment Payment term:L/C,T/T,Westion Union,MoneyGram MOQ:1 set Package:wooden box with polyfoam & carton inner protected The staircase is carved by hand or mechine,the color and dimension can be changed as your need. The wood is beech or oak. Just send us yourstairs drawing (note stairs height,stairs length and stairs width)to see how it will fit and look in your home