In Stock
Type
parts
Last Seen
May 20, 2026
Ar-15 Buffer Tube Lock Nut - Receiver Extension Lock Nut For Ar-15 Black
Sold byBrownells•Posted Apr 28, 2026
Compare prices for Aero Precision AR-15, LR-308 Castle Nut Matte$8.99
Price and stock data refresh continuously from Brownells.
Deal Summary
- Currently in stock.
- Category: parts
- UPC: 840014606665
- SKU: 100054357
- Brand: Aero Precision
Price History
Deal Details
Mil-spec. receiver extension lock nut (castle nut) for use on AR15 carbines with an adjustable stock. Perfect for your new build or as a direct replacement for worn out parts. Made in the USA. Mfg: Aero Precision
Other Offers for This Product
Active offers from your catalog for Aero Precision AR-15, LR-308 Castle Nut Matte.
Comparing 4 retailers carrying this product
Lowest Price: $8.99
Highest Price: $9.89
You Save: $0.90
Avg Discount: 3% off
Ar-15 Buffer Tube Lock Nut - Receiver Extension Lock Nut For Ar-15 Black
Aero PrecisionBrownellsSKU/UPC: 100054357
$8.99
View at Brownells
Aero Precision AR-15, LR-308 Castle Nut Matte
Aero PrecisionMidwayUSASKU/UPC: 663043
$8.99
View at MidwayUSA
Aero Precision Receiver Extension Lock Nut Black
Aero PrecisionOptics PlanetSKU/UPC: 29D-CAN-RELN-APRH100082C
$8.99$10.00Save 10%
View at Optics Planet
Aero Precision Receiver Extension Lock Nut
Aero PrecisionGrabAGunSKU/UPC: GAG_100054357
$9.89
View at GrabAGun