Spiritus Systems Rifle Magazine Insert - Triple 5.56 x .45

Spiritus Systems Rifle Magazine Insert – Triple 5.56 | Micro Fight Mag Insert

Low-Profile Triple Mag Insert for Micro Fight Chassis

The Spiritus Systems Rifle Magazine Insert – Triple 5.56 is a minimalist elastic insert designed to hold three 5.56 magazines inside Micro Fight MK3, MK4, and MK5 chassis systems. Built for speed and silence, it delivers secure retention without flaps, buckles, or added bulk.

If you are searching for a Spiritus mag insert, Micro Fight magazine insert, triple 5.56 insert, or low-profile chest rig mag retention, this is a must-have component.

Elastic Retention for Silent, Fast Reloads

Form-fitting elastic keeps magazines tight and quiet while allowing smooth, consistent reloads under pressure.

Maximize Capacity Without Adding Bulk

Fits in both front and rear pockets of the Micro Fight chassis, allowing you to scale from 3 to 6 magazines depending on your setup.

Built Specifically for Micro Fight Systems

Designed to integrate perfectly with MK3, MK4, and MK5 chassis platforms for a secure, no-shift fit.

Why We Love the Spiritus Systems Triple 5.56 Magazine Insert:

What’s the best way to run mags in a Micro Fight without flaps or extra bulk?
This is it.

It keeps your reloads fast, your setup quiet, and your rig clean. No extra material getting in the way, just secure retention and smooth access every time.

Key Features of the Spiritus Systems Rifle Magazine Insert – Triple 5.56:

• Holds 3 single-stack 5.56 magazines
• Compatible with Micro Fight MK3, MK4, and MK5 chassis only
• Elastic construction for low-profile, quiet retention
• Fits PMAGs and USGI magazines
• Secured with loop Velcro for stable placement
• Can be installed in front and/or rear chassis pockets
• Enables up to 6 mag capacity when paired
• Made in the USA
• Dimensions: 9" x 4"

Important Note

• Required component for Micro Fight chest rig system
• Accessories shown in images sold separately

WARNING: This insert is ONLY compatible with the Micro Fight MK5 MK4 and MK3 Chassis. It is not compatible with the MK2 or MK1 Chassis, nor plate carrier kangaroo pouches.