Bellawood Prefinished Solid Hardwood Maple 5/8 in. Thick x 11.5 in. Wide x 36 in. Length Retrofit Stair Tread, $84.99 USD/Box, LL Flooring (Lumber Liquidators)

Stair treads are intended to be installed on top of existing steps. | Bellawood Prefinished Solid Hardwood Maple measuring 5/8 inch thick, 11.5 inches wide, and 36 inches in length, available for $84.99 per box.