1/2-13 X 4 1/4 HHCS GR 5 PLATED
1-8 X 4 1/4 HEX HD GR5 C/S ZP
5/16-18X4-1/4 GR.5 HEX SCREW-Z&Y PLATED
5/16-18 X 4 1/4 HHCS GR 5 PLATED
3/4-10 X 4-1/4 HHCS GR 5 ZINC PLATED