Description
Belt Box Adapter
A new custom-made adapter - allows you to use HK German factory HK21E belt boxes on the HK21 older style or original style belt feds. It is a drop-in design that will enable easy and quick use of the superior HK21E belt boxes.
Additional Information
Firearm Model: |
HK 21 |
Caliber: |
7.62x51 / .308 |
Color: |
Black |
Material: |
Steel |