AR-15 Buffer Castle Nut Cerakote-OD Green

AR-15 Buffer Castle Nut Cerakote-OD Green

This is our standard AR-15 carbine buffer tube/receiver extension castle nut in matte black. It fits both Mil-Spec and commercial tubes.


  • 4140 Tool Steel construction
  • Fits: AR-15
  • Finish Cerakote OD Green

WARNING to California Residents: ⚠️ According to California's Proposition 65, some products sold on this website may expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to

We Ship Fast!

Most orders usually ship within 48 bussiness hours. Cerakote products may take 5 business days to process.

  • Product Code: N-ODG
  • Availability: In Stock

Tags: AR15 Buffer Castle Nut - Tigerrockinc-OD Green