Kinetic Development Group SMX3 Features The SMX3 is engineered specifically for use with the SRX3 receiver extension making it a required accessory for safe practical operation. It channels muzzle blast away from the shooter's support hand providing critical protection during rapid firing or aggressive manipulation. The 3-inch extension ensures optimal alignment with the rail while maintaining a compact profile ideal for close-quarters use. Crafted from durable C1018 mild steel the SMX3 is threaded for direct installation using standard 1/2x28 threads. Its knurled surface ensures a positive grip for easy mounting or removal without tools. Whether used in training or tactical environments this compact muzzle extension delivers reliability and performance benefits for any pistol caliber carbine setup. Kinetic Development Group SMX3 Specifications Manufacturer: Kinetic Development Group Model: SMX3 Type: Muzzle Extension Length: 3 inches Material: C1018 mild steel Finish: Black oxide Thread Pitch: 1/2x28 Weight: 4.8 oz Compatibility: Grand Power Stribog SP9 with SRX3 rail