The Muzzle-Loaders.com Aluminum Scope Rail Base is made to fit most Thompson/Center muzzleloader rifles. The MZ1923 rail comes in a matte black finish and with all of the screws needed to mount it to your T/C muzzleloader. The Thompson/Center Scope Rail is engineered with durable 6063 aluminum which makes this rail base one of the strongest on the market. The rail is a Picatinny-style rail making it compatible with most modern scope rings. The Thompson/Center Scope Rail is a great option for any shooter that wants to ability to easily remove their scope. Made to fit the Thompson Center Omega, Encore, Triumph & Impact model rifles.