Primed LVL Stair Stringer Engineered and pre-primed for stair construction—straight, stable, and ready for paint or finish. Categories Imported, LVL Stringers & Stair Risers Substrate LVL Veneer Species Radiata Pine Thickness 1/2" to 1-12" Sizes 16', 18', 20' 22'+ Availability Stocked Item Learn More Request Quote Similar Products Primed Riser Material Explore Radiata Pine Explore Hardboard Explore MDO Explore