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-77b019c2703/" 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!
Evolution Gun Works HD Montana Rifle 1999 Picatinny Rail Scope Mount Up to 10% Off w/ Free S&H — 4 models
Perfectly matched fit. I installed the rail and wanted to check how much play was in it by only using back two screws, then removed back two and installed only the front two screws. Tight fit no gap or movement when testing “ only front or back ...
Read More...
Fit perfectly as it was supposed to. There arent a lot of choices when it comes to one piece mounts for a Montana Rifle Company model 1999 now they've went out of business, let alone a 20 MOA rail. Shipping was reasonable under the current covid 19 s...
Read More...
Product Info for Evolution Gun Works HD Montana Rifle 1999 Picatinny Rail Scope Mount
Machined From:Solid 7075 T6 Aircraft Grade AluminumFinish:Matte Black OnlyCompatible with Picatinny or Weaver scope rings.Mounting Hardware:#6-48 X 1/4 Screws and T-10 Bit IncludedTorque Specs: 20 in/lbsCenter Spread: 3.65"Overall Length of Mount: 6.670"Standard vs. HD railsThis mount comes standard with a bevel on both sides making it ambidextrous.The center spread is the distance between the two middle holes, center to center, on your receiver.These bases sit at approximately 0.35 high.Picatinny cross slots run the full length of the rail, which gives the shooter flexibility when mounting scope rings and other accessories. The cross slots are also machined the full width of the mount and gauged to MIL-STD 1913 specs maintaining tolerances of +/-.002".After machining; the mounts are tumbled and sand blasted. The aluminum mounts are Type III hard coat anodized for long lasting durability. The steel rails are Mil Spec parkerized for a durable rust resistant finish.Compatible with Picatinny or Weaver scope rings. Add EGWs HD Scope Rings to make it a complete package!From manufacturing to packaging, EGWs products are made with pride in the USA.Installation: EGW recommends 20 inch lbs of torque and a drip of blue loctite (loctite is available through our website and is sold separately).When zeroing your rifle with a 20 MOA mount, we recommend zeroing at 200 yards.