A12 Residential code compliant modular steel stair stringers

Riser height 7 7/16’’, A10 starter kit with connectors and top extra riser hook straps plus one 2 step extension with connectors # of steps / risers 12/12 & 12/13, Floor to Floor stair heights 87" to 92" (12 risers) & 94" to 99" (13 risers), Horizontal Run 123", All connecting fasteners with Allen key, parts list and assembly picture instructions included. Package Sizes & Weight 5"x14"x 70", 64 lbs. + one (5’’x 7’’x 26’’ 15 lbs)

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