Windham Weaponry AR-15 MCS Multi-Caliber .300 AAC KITMCS3Blackout/7.62X39mm Upper Receiver Assembly

Windham Weaponry AR-15 MCS Multi-Caliber .300 AAC KITMCS3Blackout/7.62X39mm Upper Receiver Assembly Kit For .223/5.56KITMCS3

Specifications And Features : Windham Weaponry KITMCS3

MCS Multi-Caliber Conversion Kit

.300 AAC Blackout/ 7.62X39mm Soviet

16" Chrome Lined 4150 Chome Moly Vanadium Steel

Manganese Phosphate Finish

Rifled Appropriately For Intended Caliber

Upper Receivers Are CNC machined From Forged 7075 T6 Aircraft Aluminum

Hard Coat Anodized Matte Black

Bolts Are machined From Carpenter 158 Steel

Railed Gas Block

A2 Flash Hider

Matte Black
Fits : Standard Pattern AR-15 Lower Receivers

Includes : Complete Flat Top Upper Receiver With Integral railed Fore End And Proprietary Barrel Release Lever And Barrel retaining Block

.300 AAC Caliber Barrel

7.62X39mm Caliber Barrel

.300 AAC Blackout Complete Bolt Carrier Group

7.62X39 Bolt

7.62X39 Magazine

Note That The 7.62 Bolts Are Marked With 3 Rings Behind The Locking lugs So as Not To Be Confused With The .300 AAC Caliber Bolt.

Manufacturer: Windham Weaponry
Mfg Number: KITMCS3

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