



BUILT AROUND YOUR HANDGUN.
Explore leading conversion platforms and find the right fit for the handgun you already own.
BUILT AROUND YOUR HANDGUN.
Explore leading conversion platforms and find the right fit for the handgun you already own.
100+ HANDGUNS. ONE PLATFORM.
A slimmer, lighter and more versatile MCK platform built around the handgun you already own.
CHOOSE YOUR MCK. BUILD YOUR WAY.
Explore MCK platforms, configurations and accessories designed around a wide range of popular handguns.
BATTLE-PROVEN OPTICS. TRUSTED WORLDWIDE.
Advanced red dot optics and night sights engineered for dependable performance in any light.
MICRO CONVERSION KITS
MCK EVO 4.0
A versatile conversion kit designed for broad handgun compatibility, tool-free installation and intuitive operation. Multiple configurations are available to match your setup.
SUPPORTED HANDGUNS
Select your exact handgun model and generation before ordering. Some models require a dedicated EVO expansion.
** Taurus TX22 / GX2 / GX4 require the Taurus EVO Expansion.
Suppressor use requires a 9-inch or longer compatible barrel.
CHOOSE YOUR MCK
Four generations. Different strengths. Compare the key differences and choose the platform that fits your handgun and setup.
MCK EVO 4.0
Best all-around choice with the broadest compatibility and newest platform design.
EVO SPECS
- Slimmest MCK platform
- AR-style charging
- Compatible with 100+ handguns on one chassis
- Ambidextrous controls
- Aluminum top Picatinny rail
- Accepts suppressors up to 1.38" diameter with compatible barrel configuration
- Push-button release spare magazine holder
- Ability to fire with stabilizer folded
- No pistol disassembly required — place pistol into kit, lock and go
- Top Picatinny rail for sights and / or optics
- Side Picatinny rails for additional accessories
- Exposed slide release for direct contact and easier use
MCK 3.0
Built for Glock owners who want more flexibility with slide-mounted optics and aftermarket configurations.
MCK GEN 3 SPECS
- Works with Glock 17 / 19 / 19X / 20 / 21 / 22 / 23 / 25 / 31 / 32 / 45 / 47
- No pistol disassembly required — place pistol into kit, lock and go
- Supports multiple handgun models on one platform
- Top Picatinny rail for sights and / or optics
- Side Picatinny rails for additional accessories
- Ambidextrous fast and easy handling
- Folding stabilizer / stock configuration
- Built-in charging handle
- Exposed slide release
- Push-button release spare magazine holder
- Aluminum top Picatinny rail
- Suppressor capable up to 1.56" diameter
- Accepts handguns with slide-mounted optics
- Two stabilizer height options
- Stabilizer can fold left or right
MCK 2.0
Our proven best seller with broad handgun compatibility and suppressor-friendly configurations.
MCK GEN 2 SPECS
- Works with Glock, Taurus, Canik, SIG Sauer, FN, CZ and more
- No pistol disassembly required — place pistol into kit, lock and go
- Supports multiple handgun models on one platform
- Top Picatinny rail for sights and / or optics
- Side Picatinny rails for additional accessories
- Ambidextrous fast and easy handling
- Right-folding stabilizer / stock
- Built-in charging handle
- Exposed slide release
- Aluminum top Picatinny rail
- Most models accept suppressors up to 1.38" diameter
- Push-button release spare magazine holder
- Ability to fire with stabilizer folded
MCK 1.0
The original platform — straightforward, proven and the lowest entry point into the MCK family.
MCK GEN 1 SPECS
- Works with Glock and SIG Sauer
- No pistol disassembly required — place pistol into kit, lock and go
- Supports multiple handgun models on one platform
- Top Picatinny rail for sights and / or optics
- Side Picatinny rails for additional accessories
- Ambidextrous fast and easy handling
- Right-folding stabilizer / stock
- Built-in charging handle
- Exposed slide release
Start with your handgun model and we'll take you to the compatible platform.
MX-1
A compact, modular chassis designed around the handguns you already own — combining portability, fast setup and rifle-style control.
SUPPORTED HANDGUNS
Select the exact handgun model and generation before ordering. MX-1 uses interchangeable beavertails and frame adapters to support multiple compatible handgun configurations in one chassis.
43 / 43X / 48 use the dedicated included frame adapter. MOS configurations with tall sights are not supported.
* Requires the dedicated MX-1 Gen 6 Beavertail Expansion.
* Glock 17 / 19 / 45 Gen 6 require the dedicated MX-1 Gen 6 Beavertail Expansion.
TAKE YOUR BUILD FURTHER
More conversion platforms. More ways to build around your handgun.
20/20
A compact stabilizer platform designed for compatible Glock 9mm and .40 S&W pistols.
EXPLORE 20/20 →
MEPROLIGHT OPTICS & SIGHTS
Explore purpose-built optics and sighting solutions for handguns, rifles and conversion platforms.
PISTOL OPTICS
Compact red dot optics designed for fast acquisition, precision and handgun applications.
RIFLE OPTICS
Rugged optic solutions designed for rifles, carbines and conversion platforms.
HANDGUN SIGHTS
Tritium and precision sighting solutions designed for dependable handgun performance in any light.
ARMS & ACCESSORIES
Explore grips, rail systems, stock solutions and firearm accessories designed to complete and personalize your setup.
SHOP ADD-ONS BY CATEGORY
Find the right upgrade for your setup.