Muller Chokes provides chokes for the following TriStar guns.
TriStar Phantom Field: interchanges with Muller's Beretta/Benelli Mobil choke tubes.
TriStar Viper 3 inch 12 and 20 gauge: interchanges with Muller's Beretta/Benelli Mobil style chokes.
TriStar Viper 3.5 inch 12 gauge guns interchange with Muller Crio Plus style choke tubes.
Note: Muller Chokes does NOT currently have chokes to fit the TriStar Phantom HP or Silver Series guns.