Available at AXL now is the Micro Fight Standard Half Zipper Insert that you can use with the Micro Fight Chassis from Spiritus Systems... "The Bergspitze Custom Zipper Insert produced by AXL is designed to fit the Spiritus Systems Micro Fight Chassis (MK3 or later generations), providing you with a quick access pocket in either the front or rear pocket of the Chassis.

Features:

• Plastic stiffener sewn into one side to provide smoother operation of the zipper, especially around the corners.
• Velcro Loop lining along the inner face (front and back) for full velcro purchase with Spiritus Systems inserts.
• Velcro Hook fields on the outer face (front and back) for a secure hold inside the Chassis/Kangaroo pocket. Designed specifically to work with Spiritus Systems MK3 and later gen Chassis's. Will also work with the Spiritus Systems back panel Flashbang Flap.
• Double Zipper top for easy access from either side of the insert.
• Heavy duty YKK Zippers for durability in field conditions.
• Short zipper pulls designed to avoid blocking access to mag pouch openings.
• Approximate Dimensions: 4.25 x 2.5 x 1 inches (1.5 inch max depth when zipped closed)"