This Winchester manufactured first variation inner magazine tube assembly is for the model 290 semi-auto rimfire rifle with the synthetic front sight and integral synthetic band under the barrel. These barrels are typically on rifles with serial numbers below circa 100,000. This part is in very good condition with light wear and some brown rust staining located on the white metal tube portion. (file photos)

Note: Firearms with the following serial numbers have been observed with this part: N.S.N. & 59481.