Optimachoke Plus are the best in term of performance, resistance and reliability. Thanks to an elongated cone, Optimachoke Plus guarantees an excellent shot pattern. The special heat treatment assures a high level of durability. Turkey Extended Version XTRA FULL ~1 3/4" (45mm). These choke tubes will only fit 12 Gauge Optimachoke Plus shotguns.
Extra Full, Full /*, Light Full and Improved Modified /** constrictions cannot be used with Steel shots.
Where can I find the constrictions or dimensions on my Beretta choke tubes?
How can I tell which choke tubes fit in my shotgun?