The Boyds Hardwood Gunstocks Stevens 311 Type 1 12 Gauge Stock should work. The manufacturer does state the following regarding fitment. " It is your responsibility to confirm the dimensions of your firearm with the supplied dimensions of our part. Top Tang Width: 5/8" Top Tang Length: 3 1/8" Bottom Tang Width: 5/8" Bottom Tang Length: 3 7/8" Stock Height at Receiver: 1 7/8" Stock Width at Receiver: 1 5/8" Boyds' Black Plastic Buttplate All finished parts have been CNC inlet to Boyds' House Action. Variations may exist from firearm to firearm, minor fitting may be required to get that perfect fit to your firearm."