CMMG 30B129A UPPER 300 MK4T SBN KEYMOD

MFG Part Number: 30B129A
UPC: 00815835015972
SHIPPING FROM WAREHOUSE: C Other Options
$658.77
$658.77
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When modularity, affordability, and quality are all important the Mk4 T is the upper of choice. The Mk4 T introduces CMMG's RKM series of KeyMod free float hand guards. This upper sports an 11" RKM hand guard and a nitrided 4140 CrMo steel barrel in a medium taper profile.

Specifications

Type Complete Gas Impingement
Caliber 300 AAC Blackout/Whisper (7.62x35mm)
Sights None, Optic Ready
Barrel length 16"
Barrel material 4140 Steel
Twist 1:7"
Barrel description Medium Taper
Barrel finish Black
Receiver description 7075-T6 Aluminum M4
Receiver finish Black
Handguards Quad Rail Keymod
Handguard finish Black
Barrel length range 16.00" to 17.99"

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