ECHO 1 Redstar Bolt AKS-74U CQB Ris Full Metal Airsoft AEG Rifle (Black)SPECIFICATIONS: BRAND: ECHO 1 MATERIAL: METAL RECEIVER, BUFFER TUBE, RAILS POLYMER STOCK, GRIP MUZZLE VELOCITY: 335 355 FPS (W . 20G BBS) MAGAZINE CAPACITY: 550 ROUNDS GEARBOX: VERSION 3 (METAL) INNER BARREL LENGTH: 247MM LENGTH: 26" 29" INCHES (RETRACTED EXTENDED) COLOR: BLACK PACKAGE INCLUDES: 1X AEG RIFLE, 2X HI CAP MAGAZINES, 1X 8. 4V STICK BATTERY, 1X CHARGER FEATURES: BUILT WITH A FULL METAL HANDGUARD AND RECEIVER TO PROVIDE A REALISTIC AND