Enjoy free shipping during the holidays! Shop now and get
Free Value Shipping
on most orders over $49 to the contiguous 48 states, DC and to all U.S. Military APO/FPO/DPO addresses.
Enjoy Our Extended FREE RETURNS
We want to ensure that making a return is as easy as possible! With our Hassle-Free, Extended
Holiday Returns, eligible orders placed from November 12, 2025 on will benefit from an extended
return deadline (January 13, 2026 or 30 days after receipt of your order - whichever is later).
We'll even cover the cost of return shipping. Learn more about our
Return Policy.
Please Enable Your Browser's Cookies Functionality
Cookies are not currently enabled in your browser, and due to this the functionality of our site will be severely restricted.
Web browser based cookies allow us to customize our site for you, save items in your cart,
and provide you with a great experience when shopping OpticsPlanet.
Your privacy is important to us, and any personal information you supply to us is kept strictly confidential.
If you cannot enable cookies in your browser, please contact us — we are always here to help!
JavaScript is blocked by AdBlocker or ScriptBlocker
We're sorry - it looks like some elements of OpticsPlanet are being disabled by your AdBlocker.
Unfortunately we are unable to offer our excellent shopping experience without JavaScript.
Please add "opticsplanet.com" and "https://opl.0ps.us/assets-5351ccd9953/" to whitelist,
or disable AdBlocker for this site (please note that we do NOT feature any annoying ads on this website).
Thanks!
Your Browser is Outdated
Unfortunately, we are unable to provide an excellent shopping experience on your browser because it lacks modern functionality needed for us
to provide a fast, secure, and enjoyable experience. If you cannot upgrade your browser or use an alternative device to visit us,
please contact us at +1-800-504-5897 and we'll be happy to assist you over the phone!
Reviews & Ratings for Strike Industries AR Castle Nut
— 1 review — Page 1
Your Browser is Outdated