Make your fold-down attic ladder safer with this convenient safety railing. Provides hand rail and a floor guard rail to prevent accidentally stepping over edge of the hole created by an unfolded ladder. Opening Required in. Adjusts to fit five ladder opening sizes, Dimensions L x W x H in. 55 x 22 1/2 x 38 to 60 x 30 x 38, Material Type Steel, Product Type Lift accessory, Accessory Type Ladder railing.