Bobricks B-3500x2 Recessed Sanitary Napkin/ Tampon Vendor 50 Cent Operation. Satin-finish stainless steel. Door has 90 degree return, conceals flange. Dispenses 31 napkins and 22 tampons. Double-coin mechanisms convertible for 50 cent operation. Two tumbler locks. Separate lock and key for coin box. Rough wall opening: 15-1/8" W, 25-1/2" H, 4" minimum depth. Average mounting height: 71" - 75" to top of unit; Barrier- Free 51".