Fine bore, Musket length 28 barrel still in the white (unpolished). It has excellent markings and a date stamp ‘8-25-16’. Receiver retains 85-90% original blue, Lyman Model 21 receiver sight, Musket buttstock with trapdoor buttplate. Wood near rear of buttstock is battered from being clamped by a machine rest. The front of the musket forearm has been modified to a shorter style. Documentation indicates this test rifle was still in Winchester’s inventory as of 3-11-1957. Also listed in ‘The Standard Velocity Test Rifle’ book as a ‘Check Gun’ in the ballistic laboratory. Rare, interesting item.