MSD's billet distributor hold down clamps are strong enough to keep the timing locked in place whether you are using an MSD Billet Distributor or Pro Mag. The MSD Hold Down Clamp is CNC machined from steel and fits all MSD Pro-Billet Chevrolet distributors and the Pro Mags. Each clamp includes the mounting stud, lock washer and nut.

Product Features:

• Keep Timing Locked In Place
• CNC Machined From Steel
• Includes Mounting Stud
• Comes w/Lock Washer And Nut