Frontline's Safetys Step-N-Safe Extension Ladder Walk-Thru is designed to fit most ladder profiles in the market. Fully compatible with ladders from Type II to Special Duty Type IAA. The Step-N-Safe utilizes a dual clamping safety lock system which improves stability when accessing the handrails of the Walk-Thru.The height of the Step-N-Safe allows for easier compliance with the proper ladder elevation above the walking surface, which is 36. The Step-N-Safe also has a wide base with non-skid rubber padding that increases the contact area on the work surface while transitioning to an elevated walking surface. The non-skid rubber padding also protects against the damaging to gutters, etc. The Frontline Step-N-Safe is compliant with OSHA 1910 and 1926.Features:20% lighter than the competitionSnug and proper fitNon-slip and non-marring rubber paddingDesigned for use with Type II, I, IA, and IAA Extra Heavy Duty extension laddersSpecs and Compliance:Made in U.S.A.Product weight: 10.5 lbsMeets compliance standards OSHA 1910 & 1926