ET Arms Inc. Omega-15 Features The rifle s direct impingement operating system ensures reliable performance and consistent accuracy. It comes with flip-up front and rear sights for immediate use while the 15 free-float M-LOK handguards offer ample space for customization and attachments. The Omega-15 is also fitted with an A2 flash hider to minimize muzzle flash. Designed with a right-hand orientation the Omega-15 boasts an ATI SR-1 deluxe stock which is both comfortable and adjustable to shooter preference. The synthetic stock finish and black A2 grips provide a secure hold and sleek appearance. The Nano Composite trigger promises a clean break and rapid reset for fast follow-up shots. ET Arms Inc. Omega-15 Specifications Brand: ET Arms Inc. Category: Tactical Rifles Model: Omega-15 Caliber: 5.56x45mm NATO Barrel Length: 16 Overall Length: Not Specified Capacity: 10+1 Rounds Stock Material: Synthetic Action: Semi-Auto Sights: Flip Up Front & Rear Barrel Finish: Black Muzzle: A2 Flash Hider Twist Rate: 1:8 Magazine Type: AR-15 Grips: Black A2 Handguards: 15 Free-Float M-LOK Receiver Material: Polymer Safety: Manual Thumb Stock Description: ATI SR-1 Deluxe Receiver Finish: Black Trigger: Nano Composite Weight: 6 lbs