THOMPSON CENTER SENECA BLACK POWDER MUZZLELOADER BARREL TANG WITH SCREWS, VERY GOOD USED CONDITION. THIS BARREL TANG IS FROM A EARLY UNMARKED SENECA. Please ask any questions you may have or for more pictures as needed. Others possible upon pre approval. IT SHALL BE THE BUYERS RESPONSIBILITY TO HAVE A COMPETENT GUNSMITH INSTALL, INSPECT AND APPROVE PARTS AND FIREARM AS SAFE BEFORE USING.