Whether building from the ground up or replacing existing parts, this is the Mil-Spec profile receiver extension build kit you need. It includes an M4 buffer tube, castle nut, TAPCO end plate sling adaptor, buffer, and recoil spring. It is made in the USA.
MPN: ZAR09106
UPC: 751348007434
Brand: Tapco
Department: Firearm Parts » AR Receiver » Extension Tube Kit Mil-Spec Profile
Tapco Firearm Parts AR Extension Tube Kit Mil-Spec Profile Black [ZAR09106]
Type: Extension Tube
Model: Mil-Spec Profile
Finish: Black
Size: AR-15
Application: Extension
Notice:
Product description information above is provided by the manufacturer and may contain typographical errors, and/or out-dated information. If you have questions or concerns about the product information, please contact us Here **