The 7312 Fiberglass 12 ft Step Ladder has a duty rating of 375 pounds and features heavy duty aluminum HolsterTop. With a full set of horizontals and heavy duty internal spreaders, these ladders are built for the long haul. The molded external rail shields and the EDGE® bracing system help decrease damage to the rails. The slip-resistant TRACTION-TRED® steps are single riveted and have extra wide knee braces. The GLAS*MARK® Violator stripes increase the visibility of the ladder on the jobsite. Fiberglass rails are non-conductive for working near electricity. Extra heavy duty aluminum Holster Top with thick side platesSlip-resistant foot pads attached to the Edge structureShoulder bolt and lock nut on top hinge4 solid aluminum rivets attach top to each front railSlip-resistant Traction-Tred steps are single riveted and have extra wide knee bracesHeavy duty internal spreadersFull set of rear horizontals spaced one per footSpill-Proof plastic pail shelf automatically closes with step ladderMolded external rail shield helps protect against abrasion damageMolded external rail shield helps protect against abrasion damage