Home AR-15 KM Tactical 20″ Marksman AR Kit Assembly

KM Tactical 20″ Marksman AR Kit Assembly

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This video shows you how to assemble the upper and lower receiver of a KM Tactical AR15 kit. From start to finish.

Upper vise block

Mag Well vise block

Go/no go guages

Bolt release punch set

Upper Receiver build – 11:33
Barrel install – 12:09
Gas Block/gas tube install – 18:15
Hand Guard install – 24:00
Flash hider – 25:45
Forward Assist install – 36:35
Dust Cover install – 28:20

Lower Receiver Build – 30:37
Front take down pin – 31:00
Mag Release – 33:40
Safety/Pistol grip Install – 36:30
Trigger group install – 38:36
Trigger Guard install – 44:27
Bolt catch/release – 46:45
Buffer tube/rear takedown pin – 50:36
Butt Stock – 52:55

Final assembly of lower and upper – 54:57
Function check – 55:00
Hand Guard covers – 1:01:57
Head space check 1:03:04

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4 COMMENTS

  1. I trust very few people when it comes to assembling an AR 15. After watching the video, I would have zero issue putting this gun to work. I think you did a fantastic job,video is put together very well also. One of the best I've seen.

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