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-895ef966d16/" 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!
NcStar 30mm Cantilever Ring Mount Weaver Style MDC30 Finish: Matte, Tube Diameter: 30 mm,
These are great can be off set , see thru , heavy duty . Can be used with all kinds of things . It even comes with 1" adaptor rings so it will work for 30mm stuff. G
Pros: See thru , heavy duty & can be used for 1" or 30 mm
Cons: None
Seems to be holding up ok for a cheaper ring set. I just needed something for my plinking rifle. The off set is very helpful. I had a set of tall weavers also But couldn't get them positioned quite right. These helped a lot. Will they last for years ...
Read More...
I ordered this ring mount because in the sales photo it appears that the "open see thru" base is clear all the way down to the base mount. The photo shows a large square opening; however the actual product received has a small round opening centered...
Read More...
would consider again for another rifle build when i need a temporary mount to use with my spare scope. i used this to place on my rifle while i got the permanent set up. It works well enough to have fun at the range.
I needed a set of stout see-through rings to top my Marlin 45-70 hunting rifle. I purchased these and paired them with a Vortex Scout Scope, and I believe I've hit on just the set-up I was looking for. I wanted to be able to continue to use the "pee...
Read More...
these mounts are nice . u can use as see through and with the 1" adaptor u can use on compact scopes regular 1" scopes and 30mm scopes
Pros: mount compact scope , regular and 30mm
Product Info for NcStar 30mm Cantilever Ring Mount Weaver Style
The NcStar 30mm Cantilever Optic Forward Mount mounts your optic forward to provide more eye relief or rail space behind the optic whether for a magnifier, iron sight, or another accessory. The NcStar 30mm Cantilever Ring Mount Weaver Style fits well with 30mm, or 1 inch scopes and reflex optic and mounts securely to your firearm with the slotted thumb nuts.
Specifications for NcStar 30mm Cantilever Ring Mount Weaver Style:
Manufacturer:
NcSTAR
Finish:
Matte
Tube Diameter:
30 mm
Ring Quantity:
Single
Mount Type:
Weaver
Gun Rail:
Weaver
Features of NcStar 30mm Cantilever Ring Mount Weaver Style:
Works with 30mm, or 1 inch Scopes and Reflex Optics
Mount height is at the AR15 height for Co-Witnessing with your Iron Sights
Mounts securely to your firearm with the Slotted Thumb Nut
All Aluminum Construction
Package Contents:
NcStar 30mm Cantilever Optic Mount
NcStar 30mm Cantilever Ring Mount Weaver Style Orderable Models