-Heavy Duty Hinge - Plated steel hinge is designed to resist corrosion and deliver years of trouble-free performance.
-Extra Wide Work Surface - Slip-resistant serrated surface is 27-1/2" wide.
-Fully Gusseted Steps - Steps feature 4 heavy steel gussets for greater strength. Each step is supported by 6 steel rivets (3 times stronger than aluminum).
-Pinch-Free Spreader Braces - Double-rivet center hinge protects user from pinched fingers.