Item NameItem #WidthHole Spacing on CenterHole Spacing from EndHole SizeSuperstrutB-LineUnistrut
One Hole Corner Angle #GAF100-4 GAF100-4 1 7/8 inch 1 7/8 inch 13/16 inch 9/16 inch AB252-4 B420-978 P1538 D
One Hole Corner Angle #GAF100-1 GAF100-1 1 7/8 inch 1 7/8 inch 13/16 inch 9/16 inch AB252-1 B420-378 P1538 A
One Hole Corner Angle #GAF100-2 GAF100-2 1 7/8 inch 1 7/8 inch 13/16 inch 9/16 inch AB252-2 B420-578 P1538 B
One Hole Corner Angle #GAF100-3 GAF100-3 1 7/8 inch 1 7/8 inch 13/16 inch 9/16 inch AB252-3 B420-778 P1538 C