This Harrington & Richardson manufactured first variation slightly curved 6 shot magazine assembly is for the model 865 Plainsman bolt action rimfire rifle and is in very good condition with light wear. The bottom of this magazine is stamped "H & R Arms Worcester Mass. USA". This fits the first variation magazine guide box assembly.  (file photo)

Note: Harrington & Richardson model 865 bolt action rimfire rifles with the following serial numbers have been observed with this part: 13546 & 22137