German .45 UMP parts kit build on our TMP Receiver w/3-position markings. 1 German .45 mag, most kits have at least one front rail and a Top rail along with a handstop/ sling mount for the front. These will ship with our TommyBuilt Backpack and PVC patch. These kits are in good shape and we dont see 45 kits very often anymore, we have a small number available. we do have the factory stocks available as well for those that wish to SBR them. You can slect the NFA engraving SKU if you would like us to add your NFA info for SBR, if you order a stock it will ship separately , all NFA rules apply.