Suggested Energy Source 134A / Green Gas Max. Overall Length 645 mm Min. Overall Length 560 mm Inner Barrel Length 153 mm Weight without Magazine 1610 g Main Material Zinc Alloy; Nylon Fiber Major Color Black Capacity 30 & 50 rounds Caliber 6.05 mm Fire Mode Safe/Single/Full-Auto Marking Training Weapon System Magazine Release Design Adjustable AEG Type Loading Mode Automatic Blowback Action Gas Blowback Outer Barrel Design CNC One Piece Hop-Up Bucking Design KA system Muzzle Velocity (Canada version) Over 366 FPS Muzzle Velocity (Italy / Japan version) Lower than 0.98J Muzzle Velocity (Standard version) 330 FPS (MAX.) 1.Tactical handguard - Available in 4-inch and 7-inch lengths, the handguard is made from high-quality nylon fiber, making it lightweight and easy to handle. - The rail system allows for convenient attachment of accessories, enhancing the rifle's versatility and customization options.lon fiber. 2.Outer & Inner Barrel: - Metal outer barrel and delta ring mount to avoid wobbling. - Well-polished precise 6.05mm brass inner barrel lets every shot more accurate. 3.Rifle body: - The body is constructed from high-quality nylon fiber, offering exceptional impact resistance and maintaining stable performance across various climatic conditions. Additionally, nylon fiber is rust-resistant, making maintenance easier. - The metal bolt catch, selector lever, trigger, and charging handle enhance the gun's durability. 4.Reinforced Parts : - MIM steel firing pin assembly 5.Bolt carrier : - High speed bolt carrier - Reinforced Steel bolt-stop parts installed 6.Non-slip grip: - The rough surface design prevents slippage, allowing you to maintain a firm grip and full control of your rifle with confidence. - Ergonomically designed to offer the operator maximum comfort and superior control over the rifle. 7.Sights: - Foldable rear and front sights. - Rear sight comes with a double viewfinder for high precision shooting. 8.Magazine: - Magazine capacity : 30&50 rounds - Compatible with Marui/ WE/ VFC/ARMY system.