Manufacturer: Gemtech MM9-3LUG-MP5-QD
The Gemtech 3 Lug Mount screws into the rear of all MULTIMOUNT and older TRINITY suppressors . This mount allows you to use the HK MP5 barrel with 3-Lug as well as other barrels modified with male 3-lug adapters. This mount comes in a black finish.
Specifications and Features:
3 Lug Mount