Outfit your best semi auto rifle with only the finest and longest lasting parts from GrabAGun and our options like the CMMG Receiver Extension Nut for the Mk4. Adding this part to your rifle after an easy installation process will immediately have an enhancing effect on your rifle. Order the CMMG Receiver Extension Nut from GrabAGun today!
High quality components and precise manufacturing make CMMG parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on.
Receiver Extension Nut Specifications
Precise Manufacturing
Long Term Reliability
Durable Construction
More Information
Condition
New in Box
Finish Per Color
Black
Manufacturer
CMMG
Manufacturer Part Number
55CA9CB
Model
Receiver Extension Nut for the Mk4
Type
Misc AR Parts
UPC
815835017426
WARNING: This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to WWW.P65WARNINGS.CA.GOV
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