Description: Full Metal Slide and Lower Frame. Tactical Grip Fully Reinforced Internal Pistol Can Work with Green Gas, Red Gas and CO2 Competition type trigger Frame and Grip Safety Full Metal Outer Barrel Reinforced Recoil Spring and Spring Guide Ambidextrous on frame safety Enhanced Shooter Iron Sight. Package Includes: Gun, Green Gas Mag, Co2 Mag(If Available), Manual Disclaimer: HSA DOES NOT Recommend the use of Co2 with ANY Airsoft Gun Regardless of Manufactures Recommendation. HSA will not be Responsible for Premature Breakage, bodily injuries or any other damages caused by the use of Co2. Customers using Co2 assumes all risks and responsibility having to do with the operation of the gun under these conditions.