Skip to main content.
0 Item In Your Cart
Qty. Item Price
Cart Total $0.00

Continue Shopping

CMMG Product #55CA9D7

Receiver Extension, M4

PRODUCT #55CA9D7

See Full Specifications
$39.95
Free Shipping over $150.00

Product Restrictions

Expected to ship within 15-30 business days. AR Parts Notice - State/local restrictions may apply in CT, DC, IL, MA, NJ, NY, or WA. Customers must review our Shipping Policy prior to ordering.

WARNING: Cancer and Reproductive Harm | https://www.p65warnings.ca.gov/

To create a Wishlist you need to have a store account and be authenticated through the store.

Authenticate
Cancel

Commonly Purchased with Receiver Extension, M4

Lower Parts Kit, AR15
Lower Parts Kit, AR15
Starting at $69.95
Disconnect, AR15
Disconnect, AR15
Starting at $7.95
Lower Parts Kit, AR15, Gunbuilder's Kit
Lower Parts Kit, AR15, Gunbuilder's Kit
Starting at $39.95
Spring, Buffer Retainer, AR15
Spring, Buffer Retainer, AR15
Starting at $1.99
Nut, Receiver Extension, M4
Nut, Receiver Extension, M4
Starting at $8.95
Trigger Guard Assembly, AR15
Trigger Guard Assembly, AR15
Starting at $7.95
Receiver End Plate, M4
Receiver End Plate, M4
Starting at $4.95
Spring, Action, Carbine, AR15
Spring, Action, Carbine, AR15
Starting at $5.95
Receiver End Plate, Ambi Single Point
Receiver End Plate, Ambi Single Point
Starting at $7.95
Buffer Assembly, H2
Buffer Assembly, H2
Starting at $44.95

Receiver Extension, M4

Mil-Spec 6-position adjustable Carbine Receiver Extension (buffer tube). Made from aluminum with a matte black hard coat anodized finish, accepts mil-spec pattern carbine length buttstocks or pistol braces.

Specifications

Platform Mk4

Reviews