This kit is for installing a MK92 mechbox into an AR/ M4 or HK416 reciever only.


Kit Includes:

Custom T-Piece, O-Ring seal for barrel (Brass)

Custom threaded metal outer barrel adapter (Aluminium) 14mm CCW

Custom Nozzle (Brass)

Gold Series Barrel (up to 500mm)

Free Delivery

MK92 - AR/M4 Adapter Set

SKU: MK92-AR/M4 HK416
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