Collaboration between Noveske Rifleworks x APS Limited, Licensed by EMG Noveske Rifleworks w/ Chainsaw Deep Engraved Trademarks and Markings Replicates Roll Marks of the Chainsaw, The Peoples Rifle NSR Gen 4 9.75-inch M-LOK Free Float Handguard with a 10.5? Outer Barrel Noveske Marked Forward Assist Button, Receiver Pins and Ambidextrous Charging Handle Full Length Upper Picatinny Rail Interface for Optics and other Peripherals Based on APS G-Box GBB System, as found on the APS X1 Series CO2 Gas Airsoft Rifles Short Stroked GBB Rifle System APS RS-3 Adjustable Stock with EMG Ergonomic Pistol Grip CNC Aluminum Construct with Steel Internals Anodised Black Finish This product is only compatible with gas designed specifically for Airsoft guns. Do not use lighter fluid or butane gas, as that will cause permanent damage.