Discount Mil-Spec Carbine Buffer / Receiver Extension Kit - BTK-MNTLUO4B
In stock
The AR Receiver Extension Kit is constructed from aircraft grade aluminum with rolled threading. The buffer tube has been hard coat anodized for maximum corrosion and wear resistance. A standard buffer spring and 3oz carbine buffer are included as well as a castle nut and lower receiver end plate.
This assembly kit will fit on all Mil-Spec AR-15 lower receivers.
- Mil-Spec Carbine Buffer Tube / Receiver Extension
- 6 Position Aircraft Grade Aluminum
-
Carbine Buffer Spring
-
Castle Nut/Receiver Nut
-
Mil-Spec Receiver End Plate
-
Carbine Recoil Buffer
- Anti-rotation buffer retaining tabs may vary (depending on batch)
| Weight | 9.6 oz |
|---|---|
| Dimensions | 7.25 × 1.148 × 1.148 in |
| MPN | BTK-MNTLUO4B |
| UPC | 812530027064 |
Compliance
NFA (National Firearms Act) compliance is crucial for legal ownership and transfer of regulated firearms and accessories like short-barreled rifles, suppressors, and certain types of ammunition, ensuring adherence to federal regulations to avoid legal penalties and ensure responsible firearm ownership.
Customer Reviews
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US
Good for a basic build
Works great for a basic, barebones build. Fit and finish are fine, no complaints. I like the slotted end where the tube screws into the receiver - allows for a better fit for the buffer retaining detent in my opinion and isn’t just riding on the edge of the tube.
USMil spec buffer.
The item installed easy the quality was great,price was right and fast shipping,would recommend.thank you.
USGreat value
This Discount Mil-Spec Carbine Buffer/Receiver Extension Kit is very well made and is comparable to the same parts that cost more. They fit my lower receiver perfectly and function flawlessly.
USGreat value
This Discount Mil-Spec Carbine Buffer/Receiver Extension Kit is very well made and is comparable to the same parts that cost more. They fit my lower receiver perfectly and function flawlessly.
USBetter than the high price ones.
This is very good quality materials. May just as good as the high dollar price ones. Installs with no problems. Works just a smooth and accurate as the others. I will be ordering more of these to put in my build kits.
