Our P320 80% Parts Kit Install Video will walk you through installing your lower parts kit into your completed MUP-1 80% Frame. This is a follow-on video to our P320 80% Frame Completion
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Assembling the Safety Lever Housing – 0:32
Installing the Safety Lever Housing – 1:03
Installing the Safety Lifter and Sear – 2:19
Installing the Takedown Safety Lever – 5:00
Installing the Trigger Bar and Trigger - 6:09
Installing the Slide Catch Lever – 7:17
Does it work? – 8:19