Primary Weapons Systems AR-15 Ratchet Lock Castle Nut / End Plate Set with Enhanced Buffer Tube

Ensure your next lower receiver build is solid with the Primary Weapons Systems® AR-15 Ratchet Lock Castle Nut / End Plate Set with Enhanced Buffer Tube. This buffer tube features 7075 aluminum construction with a Mil-Spec Type III anodized corrosion-resistant finish making it the perfect choice for rough use and abuse in the field or at the range. What’s more, the extended carrier support lip allows for smoother cycling of 6 position stocks while a unique fluted tube design allows for easy debris clearing. Engraved position numbers allow you to find your ideal stock length every time while stock lightening cuts help reduce weight. Rachet lock castle nut and end plate set included.