YHM caliber marked dust covers for those who may end up changing the caliber of their top end/upper receiver. Assemblies Include the following: Caliber Marked Dust Cover, Rod and Retaining Clip, Spring.
- Caliber Marked Dust Cover
- Rod and Retaining Clip
. Please Note – We just added this product to our catalog, so it may not show all attributes, description, or pictures. We’re working on cleaning it up!.