This Marlin manufactured metal variation feed throat is for the model 15YN bolt action rimfire rifle and is in very good condition with light wear. This feed throat measures approx. 1.245" long and .620" in diameter. (file photo)

Note: Marlin model 15YN rimfire rifles with the following years of manufacture and serial numbers have been observed with this part: 10660993, 10661264 & 10661311