SHADOW SYSTEMS G19 G3 9MM SLIDE ASSEMBLY OR

Builders and precision shooters know that upper-receiver components set the tone for accuracy, reliability, and long-term performance. Shadow Systems parts earn trust from competitors running range training, hunters zeroing for the season, and operators building custom setups. The right parts matter—they're where engineering meets real-world results. TacticCAL Gun Store in Sunnyvale stocks quality firearm components for Bay Area builders across Mountain View, Oakland, and beyond. Visit us to inspect fitment on your platform, or contact our team with questions about your build—we're here to help serious shooters make informed choices.

TacticCAL Gun Store Sunnyvale CA — your Bay Area gun store for California compliant handguns. FFL transfer Sunnyvale CA serving Los Gatos with same-day DROS Sunnyvale processing.