CASTLE NUT EXTENDED HK416 A5 HAUS

$38.00

In stock

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Genuine HAUS extended castle nut HK416 A5 style.

These castle nuts are machined from 4140 chrome-moly steel bar stock  then receive a hot black oxide treatment to inhibit rust and give them a shiny black finish.

Proudly made in Texas, exclusively for HAUS MANUFACTURING LLC.

* These castle nuts are compatible with the HK MR556 receiver extension (mil spec) as well as the newer style commercial receiver extension used on the HK416 A5/A7/A8 rifles, they are NOT compatible with the older style commercial receiver extensions found on the HK416 A3 rifles.

🇺🇸 Made In USA.