Thompson Center Combination Multi-Tool w/45-.410 Choke WrenchThis handy tool of cast steel and brass can be used for a number of purposes: to remove and replace the grip cap, the grip and the forend; to adjust the trigger; to adjust he rear sight elevation and windage. An added feature allows for removal or replacement of the choke tube in .45/410 ga. barrels. Weigh 1.5 oz. Measure 2 3/8" x 3 1/4" x 9/16". Compatible with TC Contender/G2 and Encore/ProHunter.