MPX/MCX Black Picatinny Stock Mounting Adaptor

The MPX / MCX Stock Adapter is designed to expand stock and brace compatibility on rifles that feature a rear-mounted Picatinny rail, such as the SIG MCX and SIG MPX platform Gel Blasters. By converting the rear Picatinny interface into a stock-ready mounting point, this adapter allows users to fit a wider range of compatible stocks, giving greater flexibility when setting up or customising a blaster.

Manufactured in a durable black finish, this adapter provides a secure and stable mounting solution while maintaining a clean, low-profile appearance. It is ideal for players looking to replace factory stocks, repair damaged mounts, or build a custom MCX or MPX-style loadout using commonly available stock systems, all while retaining correct alignment and solid lock-up.

MPX/MCX Black Picatinny Stock Mounting Adaptor Features:

• Designed for SIG MCX and SIG MPX style Gel Blasters
• Fits rear-mounted Picatinny rail stock interfaces
• Converts Picatinny rear section to accept compatible stocks
• Enables greater stock and brace compatibility
• Durable construction with black finish
• Low-profile design for a clean rear-end setup
• Ideal for repairs, replacements, or custom builds

MPX/MCX Black Picatinny Stock Mounting Adaptor Tech Specs:

• Product Type: Stock Adapter
• Compatibility: SIG MCX / SIG MPX style Gel Blasters
• Mounting Interface: Rear Picatinny rail
• Convertion Style: Allows for the mounting of a standard buffer tube, which opens up multiple options for the buttstock to fit to your blaster.
• Material: Metal (Aluminium)
• Colour: Black
• Use: Stock mounting and platform conversion

This MPX / MCX stock adapter offers a simple and reliable way to expand your stock options, making it easier to customise or restore your Gel Blaster while maintaining a secure and professional fit. A practical upgrade for MCX and MPX-style Gel Blasters, this adapter makes stock changes simple while supporting cleaner, more versatile custom builds.

COMPATIBILITY:

Picatinny rail

SIG MCX, SIG MPX

Our ORIGINAL Picatinny Buffer Tube Adapter is a great addition to your Sig MPX, Sig MCX, Sig P556XI, Rock River PDS, or any other pistol that utilizes a rear vertical picatinny rail. It gives a shooter the ability to add a cheek rest for greater stability or a stock for SBR conversions