This Stevens manufactured first variation breech block is for the Favorite single shot falling block rimfire rifles which have the side style extractor (7 O' Clock Position) and are in 32 rimfire caliber. This part is in very good condition exhibiting a grayish brown patina with light wear and some specks of rust present. (file photo)

Note: this part is commonly found on 1st & 2nd variation receivers which were manufactured from 1894 through 1898.