It is Total Metal with 7075 Airplane Grade aluminum from end to end. Compataiblity with AR type grip, commercial buffer tube adapter, top rail, and forend that takes most after market accessories, this rifle is built for all ages, all types of scenario. As ambi as it gets, comes stock with right handed controls but this rifle has it all, includes set to convert from right handed to left handed to make it ready for all scenarios. This 18" barrel 34" Overall length 221r rifle was built with no shortcuts, comes with 2 10rd aluminum magazines. Aftermarket factory 15rd and 25rd magazines available. CALIBER 22LR CAPACITY 10 BARREL 18" OVERALL LENGTH 34 INCH / 865 MM OVERALL WIDTH 3 INCH / 76.2 MM OVERALL HEIGHT 7.68 INCH / 195 MM GRIPS AR TYPE FINISH BLACK ANODIZED ACTION SEMI-AUTOMATIC PURPOSE RECREATIONAL SHOOTING