Pb fastener expanding rivets two prong black and natural pb fastener 331 7006 000 these natural expanding rivets 47 x 72 x 75 x 19mm from pb fastener amp components have a two prong design and can be easily applied from one side of an assembly to affix two panels together quickly pb fastener 331 7006 000 expanding rivets 47 x 72 x 75 x 19mm natural