Mach Sakai conducts areview of the Marushin Randall Custom Gas Gun, which is a Winchester 1892 model with a black finish and a walnut stock. He lists the gun's dimensions, weight, ammunition capacity, and gas filling process and from there conducts a firing test at 5 and 9 meters, noting the gun's stable trajectory. Additionally, a chronograph test is performed, which shows good stability in muzzle velocities.