Factory German H&K UMP trigger groups. Three position; safe and semi-auto, full. These came from Police trade-in HK UMP45. They are used in very good condition. You can expect some small scratches, faded paint, and wear marks. Some may also have grip tape on them. Trigger packs may have serial numbers on the bottom and may be marked UMP45. Sold as is, no returns/exchanges. All sales final. Item pictured is representative of one you will receive.
All NFA rules Apply!