1590MS100,SCREW 6-32X1/2" MACHIN TYP 1=100
1590MS50BK,SCREW 6-32 X 1/2" BLACK 1=50
1590MS50GY,SCREW 6-32 X 1/2" GRAY 1=50
1590N,BOX ALUM 4.72X2.58X1.61" UNPTD
1590N1,BOX ALUM 4.77X2.58X1.56" UNPTD
1590N1BK,BOX ALUM 4.72X2.58X1.56" BLACK
1590N1F,BOX ALUM 4.72X2.58X1.55" UNPTD
1590N1FBK,BOX ALUM 4.72X2.58X1.55" BLACK