Glock Model 17 (Gen5) MOS - Modular Optic System - Black

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With the G17 Gen5 MOS Glock enhances the desirability of the already near-perfect Gen5 model with the addition of the Modular Optic System (MOS). The slide is precision machined to provide a mounting system for popular optic sights. With multiple adapter plates, you can quickly and easily mount miniature electronic sights to the rear of the Gen5 GLOCK slide, which has front serrations for easier and quicker manipulations.

The GLOCK 17 Gen5, introduces several design changes to the world’s most popular pistol. The 5th Generation Glock still comes with the Modular Back Strap design which lets you instantly customize its grip to adapt to an individual shooter’s hand size, however, all the finger grooves have been removed.  The surface of the frame employs the new scientifically designed, real-world-tested, Gen5 rough textured technology.

The G17 Gen5 pistol also has the following added features:

  • Modular Optic System (Multiple Optic Plate Adapters)
  • Marksman Barrel
  • Orange Follower Magazines (Three 17-Round Magazines)
  • OEM Rail
  • Ambidextrous Slide Stop Lever
  • Flared Mag Well
  • nDLC Finished Slide & Barrel
  • No Finger Grooves



Additional Information
Model17 (Gen 5) MOS (Modular Optic System)
TypePistol:  Semi-Auto
ActionSafe Action
SightsStandard Contrast Sights
Barrel Length4.49″
Overall Length7.95″
MagazinesThree 17-round Magazines
AccessoriesThree Backstraps – Optic Adapter Plates
Product SKUPA175S203MOS

Additional Information Content

Modern Warriors

We started Modern Warriors for the sole purpose of providing a less expensive way to enjoy our love of buying and shooting some really cool stuff. What started as a hobby has turned into a business where we have developed the experience and ability to help you enjoy our same hobby and save you money in the process.

We specialize in tactical weapons, including suppressors, short barrel rifles and full auto weapons. We have routine experience in shooting the weapons we carry, so if you want our opinion on how a weapon operates, we will gladly provide it. We also have expertise working with licensed professionals in setting up gun trusts, which is an ideal way of purchasing, owning and operating any weapon restricted by the National Firearm Act. Don’t let the word “trust” scare you. It is very easy to set one up if you have the right help.

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Due to COVID-19, our shipping department is not able to operate at full capacity which is causing a delay in order processing. In addition, all orders are shipped via UPS or FedEx who are also experiencing delivery delays. At the same time, we have experienced a significant increase in online orders. Our employees are working exceptionally hard every day to work towards getting back on track with orders, responding to customer inquiries, return requests all with the goal of getting caught up on our orders. As a result, please allow up to 7 days from the date of your order before your order is fulfilled. We apologize for this inconvenience.