Pb fastener screw fixing rubber bumper feet pb fastener 100495 this black screw fastening foot 20mm nr 70 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 100495 screw fastening foot 20mm black nr 70