Johnny Stewart RR1 Raptor 20 Gauge Invector Plus 17-4 PH Stainless Steel Choke Tube

The Johnny Stewart RR1 Raptor is a precision-engineered choke tube designed for shooters running 20 Gauge shotguns equipped with the Invector Plus choke system. Part of the Raptor series and manufactured by Rob Roberts Gun Works, the RR1 is the premium choice for close-range targets, with internal cuts that optimize pattern density when paired with the correct loads.

Machined from 17-4 PH precipitation-hardened stainless steel, this choke tube delivers the durability and corrosion resistance serious shotgunners demand. The 17-4 PH alloy is a U.S.-sourced stainless prized in the firearms industry for its high tensile strength and excellent dimensional stability, making it well suited for the punishing pressures of repeated shotshell use. Its robust construction helps deliver consistent shot patterns round after round, while the Invector Plus threading provides a secure fit on compatible 20 Gauge shotguns.

Whether you're patterning tight, dense spreads for incoming close-range birds or dialing in performance for sporting clays and trap work, the RR1 Raptor offers the reliability and pattern control to get the job done. This is a brand-new, current-production choke tube ready to install in your Invector Plus-equipped 20 Gauge shotgun.