The paired ladder safety gate is an OSHA and ANSI compliant, pair of self-closing swing Gates, for tight spaces where there is limited room for swinging Gates. Adjustable to fit openings 28" to 34-1/2". mounting to pipe, angle, channel, flat bar or existing wall. Ships fully assembled, includes standard mounting hardware for 2? round OD pipe or 1.5? x 1.5? square tubing. Dual stainless steel springs. Mild carbon steel construction with powder coat yellow finish. Minimum 50 percent post-consumer recycled content. Made in the USA.