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Standard Features and Benefits: Easy to install and less labor intensive than wooden stair stringers Sizes are available for all Steelway basement doors sizes and other available sizes Constructed of heavy galvanized steel Comes in a pair (two stair stringers) 14-gauge galvanized steel Removeable treads allow bulky items, such as a new furnace or freezer, pool table, or big screen TV, to be easily moved into the basement Installation: Simply nail the stringers to the areaway sidewalls, using the masonry nails supplied. Cut the wooden treads to the required length from standard 2″ X 10″ lumber stringers (wood not supplied), and anchor them in position with the nails provided. Sizing Chart: Basement Door Model: Stair Stringer Model: Stringer Length: Number of Treads: N/A ST-3 26-3/8″ 3 Size-SL ST-4 34-5/8″ 4 N/A ST-5 43-3/8″ 5 Size-O ST-6 51-3/8″ 6 Size-B ST-7 59-3/4″ 7 Size-C ST-8 68-1/8″ 8
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🇺🇸 Ship from USA · On Agora since 2026
$398.00