1/2-13 X 3 3/4 HHCS GR 5
1/2-13 X 3 3/4 HHCS GR 5 PLATED
1/2-13 X 3 3/4 HEX GR5 W/ 1 1/4 THRD
1/2-20 X 3 3/4 HHCS GR 5 PLATED