See Downloads Tab above for ASI 127 technical data sheet (.pdf)Front Mounted Security Clothes/Towel Hook Strip is fabricated of type 304 stainless steel alloy 18-8. Hooks are 7 gauge, brackets 11 gauge and wall plate 14 gauge. Wall plate has six (6) mounting holes for 1/4-20 button head pin-Torx® machine screws (supplied). Safety hook tension is adjustable by means of a captive round head stainless steel spanner screw. Hooks smoothly drops down when load exceeds 35 lb (16 kg) limit when correctly set. Hook geometry and bracket prevents hooks from being set in vertical up position. All exposed surfaces are No 4 satin finish.