Griffin Armament M4SD-K 5.56mm GATE-LOK Quick-Detach Suppressor, Stainless Steel, High Temp Cerakote, FDE Overview: Griffin Armament's M4SD-K suppressor is built for 5.56mm platforms and centers on the versatile GATE-LOK quick-detach mounting interface, engineered to work with mil-spec A2 birdcages common to many AR-15 builds as well as Griffin's own GATE-LOK muzzle devices. Designed for duty-rated durability, the M4SD-K is full-auto rated, making it suited to demanding, high-round-count use on AR-pattern rifles. Key Features: GATE-LOK Mounting System: rapid quick-detach interface compatible with GATE-LOK or A2 Nato-Spec muzzle devices Fluted Chassis Design: flutes surrounded by supporting structures improve the strength-to-weight ratio while increasing surface area for cooling Laser Welded Baffle Stack and End Cap: reinforced construction for long-term durability INCONEL Blast Baffle: added durability in the highest-stress zone of the baffle stack ECO-FLOW Backpressure-Reducing Baffle Technology: engineered baffle geometry to help manage backpressure Improved Flash Hider End Cap: refined end cap design for enhanced flash reduction Full Auto Rated: rated for use on full-auto platforms Specifications: Manufacturer: Griffin Armament Model: M4SD-K Caliber Compatibility: 5.56mm Mount Type: GATE-LOK (quick-detach) Material: Stainless Steel Finish: High Temp Cerakote Color: FDE User Serviceable: No Compatible Muzzle Devices: GATE-LOK, A2 Nato-Spec Applications: Ideal for duty rifles, tactical use, and range or training environments where a durable, quick-detach sound suppression solution is needed on 5.56mm AR-platform rifles. Additional Features: GATE-LOK Hammer Comp muzzle device included Silencer pouch included M4SD shims included MPN: GAM4SDKFDE-W UPC: 631465971156 Check out our special deals on 5.56mm Ammo.