Mounting hole spacing on each plate is 1" (25.40mm), and 11/16" (17.46mm) from plate to plate when latched. Drawbolts have 1/8" (3.18mm) diameter mounting holes.
1634
1" (25.40mm) mounting hole spacing on the lower plate, 13/16" (20.64mm) on the upper plate, and 1-1/8" (28.58mm) from plate to plate when latched. Drawbolts have 1/8" (3.18mm) diameter mounting holes.