Specification AirGunPowerType : Green-Gas AirGunPowerType1 : Battery AirGunPowerType2 : Electric BatteriesRequired : 1 Brand : Evike BulletPoint1 : ATTN: Optics, batteries, charger, and accessories NOT INCLUDED by default unless stated clearly. Do not assume they come included. Please check ALL features and descriptions before purchase. Blaze Orange tips are preinstalled to meet 15 C.F.R. Part 272 requirements and style may differ from the images. Airsoft guns cannot be sold to certain jurisdictions, including (but not limited to) CT, IN, DC, DE, NJ, NY, & PA. Some assembly may be required but most parts will be prebuilt. BulletPoint10 : Steel Folding Bipod BulletPoint11 : Metal outer components BulletPoint2 : FPS: 340 - 380 BulletPoint3 : Optics not included BulletPoint4 : Utilizes the Western Arms gas blowback system ensuring reliable performance with a plethora of aftermarket parts and accessories BulletPoint5 : Injection shaped polymer body provides rugged durability without the additional weight of a metal body BulletPoint6 : Improved gas efficiency, reliable feeding in full auto BulletPoint7 : Adjustable SOPMOD type shoulder-rest BulletPoint8 : Flat top body is ideal for mounting optics or other 20mm accessories BulletPoint9 : 20mm railed MLOK compatible furniture with MLOK mounting points on the 3 O'Clock, 6 O'Clock, and 9 O'Clock positions Caliber : 0.177 Color : Slanted 9" (No Optic / Battery / Charger) Department : unisex ImportDesignation : Imported IncludedComponents : AEG, Magazine, Flip Up Sights, User Guide ItemName : Evike Airsoft - Matrix M4 GBB M4-Style Gas Blowback Airsoft Rifle w/Reinforced WA System (Model: Slant Cut MLOK 9") ItemPackageDimensions_Height : 3.5 inches ItemPackageDimensions_Length : 33.25 inches ItemPackageDimensions_Width : 10.6 inches ItemTypeKeyword : airsoft-rifles Manufacturer : Matrix Material : Metal ModelName : Slant Cut M-LOK 9 ModelNumber : GR-MTX-ST-GBB-12-BBK NumberOfItems : 1 NumberOfRounds : 50 PartNumber : GR-MTX-ST-GBB-12-BBK ProductDescription : Length: 680mm - 760mm, Adjustable Weight: 3300g Inner Barrol: ~280mm Mag Capacity: 50rds Uses Matrix, G&P, Western Arms, King Arms, Inokatsu, and compatible mags. Thread Direction: 14mm Negative Gas Type: Green Gas Fire Modes: Semi/Full-Auto, Safety Package Includes: Gun, Mag Hopup: Yes, Adjustable