Airgun regulator for AirArms S400, S410, S510, HFT 500, TDR, and similar models
This Airgun Regulator is the same for all others models us, for example, S400, S410, S510, TDR. No drilling in the tank.vManometer on airgun shows regulated pressure. Simple installation. Quickfill with manometer was added in section other accessories.
