Pb fastener screw fixing rubber bumper feet pb fastener 120040 this black screw fastening foot 30mm nr 60 from pb fastener amp components has been designed to add stability to a number of devicescases such as enclosures or free standing electrical equipment manufactured with two folding feet and two fixed parking feet which allow the devicescases to be positioned at an angle pb fastener 120040 screw fastening foot 30mm black nr 60