Originally Posted by
Tuna
Winchester is not listed as supplying any barrels to NPM. The first thing are there any stampings on the left side of the stock like RIA, AAB or SA maybe? These are just some of them as there are a number of different ones. Is the rear sight an adjustable one? If so what is the serial number for your carbine? Adjustable sights were not used till the end of production so that will give you a good idea if it's a rebuild. If it is then the average rebuilt carbine is in the $800+ range depending on condition. An original as made would be about double the rebuilt price.