Glock 17 Gen3 Spare Slide with Standard MOS Cut

Upgrade your G17 Gen3 pistol with the optic-ready Spare Slide from GLOCK. The Slide features MOS technology for easy mounting of red dot optics and front serrations for quicker manipulations. Package Includes: GLOCK MOS Slide with assembled internals, GLOCK MOS Cover Plate and GLOCK Standard Sights.

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Proforce Law Enforcement is your trusted destination for firearms and tactical gear—exclusively for those who serve. We proudly support law enforcement, military, fire, EMS, security professionals, and veterans with equipment built to perform when it matters most.

Our Brea, CA showroom in North Orange County operates on a badge-only basis and is not open to the general public. Access is granted with valid credentials, ensuring a secure, professional environment designed specifically for first responders and service members.

We welcome active, reserve, and retired law enforcement and military personnel, firefighters and fire engineers, veterans with an honorable discharge (DD214), and licensed security guards with a valid guard card.

Have questions about eligibility? Contact us anytime—we’re happy to help.
Our mission is simple: to equip the men and women who protect our communities and our nation with the best gear, expert support, and unmatched value.