Pb fastener expanding rivets two prong black and natural pb fastener 301 1911 001 these black expanding rivets 49 x 10 x 114 x 2mm 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 301 1911 001 expanding rivets 49 x 10 x 114 x 2mm black