Home / AR Lower Components / LBE UNLIMITED CASTLE NUT You cannot add "FORWARD CONTROLS DESIGN PF-40 TAKEDOWN AND PIVOT PINS" to the cart because the product is out of stock. LBE UNLIMITED CASTLE NUT$8.99 3 in stock [] LBE UNLIMITED CASTLE NUT quantity Add to cart UPC: 765857617329 SKU: ARCNUT Category: AR Lower Components Product ID: 3663 Description Description AR15 Castle Nut 4140 Steel Mag Phosphate Finish MADE IN THE USA You may also like… LBE UNLIMITED CASTLE NUT $8.99 Add to cart Related products BADGER ORDINANCE Universal Safety Selector $58.00 Add to cart Out of stock Sons of Liberty Gun Works Blaster Starter Kit $47.50 Read more Out of stock SOLGW AMBI SAFETY SELECTOR KIT $28.50 Read more Magpul B.A.D. Lever – Battery Assist Device – AR15/M4 $31.30 Add to cart