Description
A direct-replacement reproduction of the factory plastic dust cover used on the HK21 feed mechanism.
Designed to replace original covers that are broken, missing, or brittle from age, it helps keep debris out and protects the components beneath it. The cover is 3D printed from glass-fiber-reinforced polymer and installs in place of the factory part.
Key Features
- Direct replacement for the factory HK21 or FMP 21 feed-mechanism plastic dust cover
- Replaces broken, missing, or age-brittle original covers
- Helps keep debris out and prevent damage to the components beneath the cover
- 3D printed from glass-fiber-reinforced polymer
- Attaches in the original factory location using a roll pin
- Made in the USA












