v=spf1 include:secureserver.net -all Skip to main content

Buffer Tube Kit

Rock Bluff Arsenal

$56.99
SKU:
AR-BKT-P
Adding to cart… The item has been added

The Buffer Tube Kit contains all the parts needed to install the Buffer Tube also known as the Rear Extension as part of the AR-15, AR-10, and LR-308 is used to house the Buffer and Buffer Spring allowing the Buffer weight to absorb the recoil and the Buffer Spring to use it's compression force to return the Bolt Carrier Group back into battery. The Castle Nut is used tighten the Buffer Tube to the Lower Reciever. The End Plate is used to contain the Takedown Pin Spring and Detent, also to keep the Buffer Tube aligned with the Lower Reciever.

Buffer Tube Kit contains:

  • Buffer Tube
  • Castle Nut
  • End Plate

Buffer Tube Lengths:

  • Pistol        (Coming Soon)
  • Carbine
  • Rifle         (Coming Soon)       

Castle Nut and End Plate Finishes:

  • Phosphate
  • Nitride

The Buffer Tube Kit is great for anyone looking to build, repair, or needing just a spare.