SLR Synergy Linear Hybrid Compensator 5.56/.223 1/2x28 Tread. 56/.223 Linear Hybrid Compensator 1/2x28 Thread onto your weapon. These Muzzle Brakes & Compensators made by SLR are constructed from steel for maximum durability and they add 1.52in to the end of your barrel. This SLR Synergy 5.56/.223 Linear Hybrid Rifle Compensator 1/2x28 Thread will improve your accuracy and shot recovery time with ease and it includes a crush washer for installation. Pick up an SLR Synergy 5.56/.2231/2x28 Linear Hybrid Comp to upgrade your aim at the range in the field or on the hunting grounds. Specifications for SLR Synergy 5.56/.223 Linear Hybrid Compensator 1/2x28 Thread: Manufacturer: SLR Caliber: .223 Remington 5.56x45mm NATO Fabric/Material: Steel Threads per Inch: 1/2x28 Length: 2 in Weight: 3.8 oz Included Accessories: Crush Washer Condition: New Diameter: 1.25 in Features of SLR Synergy 5.56/.223 Linear Hybrid Compensator 1/2x28 Thread: Steel Core with Titanium Sleeve. Adds 1.52 inches to barrel. 1/2x28 Threading. 1.25 Outer Diameter. 2 Overall Length. 4.5 oz. Included Accessories: Crush Washer Package Contents: SLR Synergy 5.56/.223 Linear Hybrid Compensator 1/2x28 Thread SLR MD-556-28-LINEAR: Synergy Linear Hybrid Compensator 5.56/.223 1/2x28 Tread