HWASAN HI-CAPA MOS Series Gas Blowback Airsoft Pistol.Specifications Manufacturer HWASAN SKU 3. 8" : HSGS38S 4. 3" : HSGS43S 5. 1" : HSGS51S Dimension 3. 8" : Length approx. 191mm Height approx. 145mm 4. 3" : Length approx. 203mm Height approx. 145mm 5. 1" : Length approx. 225mm Height approx. 145mm Weight 3. 8" : Approx 791g ( with empty magazine ) 4. 3" : Approx 827g ( with empty magazine ) 5. 1" : Approx 867g ( with empty magazine ) Major Materials Metal Polymer Bullet Type 6MM MAG Capacity 24 + 1