GM Tatico checks this AEG if it does what its manufacturer says. The Neptune DMR Plus is an Airsoft Rossi AR-15 that boasts accuracy and range due to its 430 fps speed and precision 6.03mm barrel. This rifle is built for durability with a reinforced gearbox and upgraded internals, while features like adjustable hop-up, folding sights, full RIS handguard, and Picatinny rails offer customization.