The Griffin Armament M4SD muzzle devices interface with their M4SD and 30SD series of GATE-LOK™ suppressors.

The M4SD Hammer Comp provides 2 sacrificial baffles that reduce recoil and ensure maximum service life of your suppressor. Slotted compensating features provide tuned muzzle stability. CNC machined from a solid bar of heat treated 17-4ph stainless steel, the M4SD Hammer Comp is built to last.

Compatible with the M4SD series GATE-LOK™ suppressor interface the Tactical Compensator provides a sacrificial baffle to increase the service life of your silencer. Compatible with QD Blast Shield

Includes shim set and over-travel stop washer.

Over-travel stop tab should be positioned at the bottom of the muzzle device (6 Oclock).

• Diameter: 0.863"
• OAL: 1.75"
• Weight: 2.4 ounces
• Materials: 17-4PH Stainless Steel
• Finish: Nitride QPQ
• Attachment: 1/2x28 Thread
• Ambidextrous QD Mount
• Free of wear prone geometry
• Tuned slot compensates for muzzle rise
• 2 Sacrificial baffles to extend the life of your suppressor
• 17-4 PH Stainless steel to withstand hard use
• Lustrous Black Nitride QPQ finish
• Griffin Laser Logo Marked with mini hammer for Hard users!
• 1/2x28 industry standard Thread Pitch for 5.56mm carbines
• Shim set Included
• Over-Travel stop washer Included
• Compatible with M4SD series silencers