Work Order USC/UMP SD Custom Conversion

Factory HK complete UMP machine gun parts kit. Destroyed/De-milled with everything you see pictured.

This is the parts kit you need for the full weld-on conversion, if you don't have your parts already. Includes: HK UMP lower w/ buffer, UMP butt stock, buttstock axle pin, UMP rear hinge section, locking/takedown pin.

This is the parts kit you need for the stock block conversion, if you don't have your parts already. Includes: HK UMP lower, UMP butt stock, buttstock axle pin, HDPS stock block adapter.

Base conversion services, required if you don't already have a stock block or basic conversion

UMP rear hinge weld-on, fuse service only

Flattop, picatinny, full length top rail modification

Only works with standard UMP folding stocks. Made from HK polymer, Welded to the ejection port and seamlessly finished for a factory look.

We can fill in and re-mark the model name on your USC to read UMP ( UMPSD, etc...), for authenticity. No other markings can be altered or removed.

USC barrel threading and cutting.

Laser engraving for your Form 1 tax stamp. Required if you plan to register your gun as a Short Barreled Rifle.

This is the MLI color package. All necessary parts are coated in the RAL8000 tan to match the original HK MLI version.

Set value package insurance, if you'd like to add it. This is optional. All packages will ship with tracking and signature confirmation regardless.