PARALLEL TYPE; REINFORCED FIBERGLASS MATERIAL; 12 FT; 19 INCH BASE WIDTH; 12 HEIGHT IN FT; 300 LOAD RATING IN LB; 300 LB LOAD RATING; 1-1/4 INCH ROUND RUNG SIZE; SAFETY SMART. BRAND; APPLICABLE STANDARD ANSI A14.5, OSHA; RATING TYPE IA EXTRA HEAVY DUTY