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AR-15 5.56 Cal Complete Upper Kit (Micro Pistol Length) (Compression M-LOK Hg) (Discontinued)

Name: AR-15 5.56 Cal Complete Upper Kit (Micro Pistol Length) (Compression M-LOK Hg) (Discontinued)
Brand: Guntec USA
SKU: GT-C-UPPER-5.5-MLK
Availability: OutOfStock
Rating: 5.00 (1 reviews)

Rated 5.00 out of 5 based on 1 customer rating

(1 customer review)

$549.00

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SKU: GT-C-UPPER-5.5-MLK Categories: AR-15, Upper Kits

UPC Number: 709016736476

All US Made

5.56 Upper Receiver

5.56 Charging Handle

Custom Short Gas Tube

1/2 X 28 Crush Washer

Kit Does Not Come Assembled

5.56 Complete BCG

Forward Assist Asssembly

Steel Low Pro .750 Gas Block

1/2 X 28 A2 Birdcage

Complete Upper Kit Contains:

5.56 Ejection Door Assembly

US 4″ M-LOK Compression Handguard With Barrel Nut & Hardware (GT-4ALC)

5.5″ 5.56mm 1:5 Twist Contour 4150 Barrel

Rated 5 out of 5

1 review

Rated 5 out of 5

Rated 4 out of 5

Rated 3 out of 5

Rated 2 out of 5

Rated 1 out of 5

1 review for AR-15 5.56 Cal Complete Upper Kit (Micro Pistol Length) (Compression M-LOK Hg) (Discontinued)

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Jim Waurishuk (verified owner) – July 9, 2026

Rated 5 out of 5
Everything is was excellent. Only problem is the “dust cover” is defective and will not lock/stay closed. It will not latch.

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