The M4-22 PRO TRS features a Red Dot Sight with Riser and is a premium .22 caliber semi-automatic tactical rimfire rifle with aluminum upper and lower receivers and all the features of a true M4. The M4-22 PRO TRS is largely mil-spec compatible and will accept most AR15 stocks, handguards, and sights. The M4-22 has the look, feel, and controls of a true M4 and is a perfect platform for training applications or backyard plinking. Features and Specifications * Red Dot Sight with Riser * Composite Free Float Handguard * 16" 4150 Solid Steel Barrel with Parkerized Finish * 1/2 x 28 Threaded A2 Birdcage * Nickel Plated Bolt * Gen2 Grip * Semi-Automatic * Aluminum Upper and Lower Receiver * 25 Round Magazine * Functional Forward Assist * Bolt Catch * Charging Handle * Adjustable Flip-Up Sights * Shell Deflector * 4 1/2 Pound Trigger Pull * Ejection Port Cover * Adjustable Stock * Popular AR Platform * Easy Push Pin Disassembly * Full Length Top Picatinny Rail * 2-Position, Receiver Mounted Safety Lever * Ambidextrous Sling Adapter Plate * Mil-Spec FCG * Allows For Drop in Trigger Assemblies * Standard "bicycle lock" Storage Safety * Compatible With Most Standard AR15 Components and Accessories * Owner's Manual