2 upper clamps (counterbored holes)

2 lower clamps (straight holes)

Hardware for mounting to tapped holes

• 4 5/16-24 x 1.75" long socket head cap screws
• 4 5/16 high collar lock washers

Hardware for mounting to through holes

• 4 5/16-24 x 2.75" long socket head cap screws
• 8 5/16 flat washers
• 5/16-24 self-locking thin nuts