Free Shipping & Free Returns*

FREE SHIPPING on Over 250,000 Products

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 FREE RETURNS

We want to ensure that making a return is as easy and hassle-free as possible! If for any reason you are not satisfied with your purchase, simply return the item within 30 days of receipt, and we'll cover the cost of return shipping. Learn more about our Return Policy.

Shopping Cart
Questions & Answers
Customer Reviews
Most Recent Reviews
Primary arms mount for t2 by Jarrod, January 14, 2024
Good little mount that locks up solid,used the spacer with another build. A little slow on shipping though
Most Recent Reviews
Backswept Red Dot Riser by Nightvision Newbie, Verified Owner, March 10, 2023
I bought this for my Vortex Spitfire HD Gen2 5x prism scope. The riser that came with the scope was the hollow kind with four thin little spiderleg struts, it didn't seem very durable. I felt like a solid bump would likely knock the optic out of alig...
Read More...
Most Recent Reviews
Great Red Dot Riser by Braekker19, January 12, 2022
I got this riser when I purchased my PA Micro Red Dot. It’s a solid mount and I’ve really liked it so far. I’ve noticed that the mount, especially towards the base where the screws are, tends to scratch easily. But, that comes with use so not a big d...
Read More...
Read All 3 Reviews

Product Discontinued by Manufacturer

Primary Arms GLx Micro Red Dot Riser Lower 1/3 Cowitness has been discontinued by Primary Arms and is no longer available. Our product experts have helped us select these available replacements below.You can also explore other items in the Red Dot Sights & Accessories, Red Dot Sight Accessories, Red Dot Sight Mounts yourself to try and find the perfect replacement for you!

Product Info for Primary Arms GLx Micro Red Dot Riser Lower 1/3 Cowitness

The GLx mounts redefine what can be accomplished when the latest technology is applied to meet the shooting challenges faced in real world situations. Designed right here in America with the perfect balance between strength, durability, and weight, GLx mounts will impress even the harshest critics. The GLx Riser Mount has arrived! Precision machined from lightweight 6061-T6 aluminum, this GLx mount has been optimized for use on the AR platform. The cantilevered design pushes your microdot forward slightly to provide that extra space should you wish to use a magnifier as a force multiplier behind your red dot sight. With a pair of solid steel cross bolts that both clamp to the top rail and function as recoil lugs, as well as integral recoil lug machined into the base, even the heaviest recoil is no match. An included .125'' spacer even allows you to choose the optimal height for your red dot! Backed by our Lifetime warrantyimage

The GLx Riser Mount is the perfect fit for your favorite optics with industry standard mount interfaces.

Features: Compatible with industry standard footprint used by our SLx Microdot sights, 1.64'' Central height without spacer, 1.765'' with included spacer, 100% designed in the U.S.A., Lightweight and durable 6061-T6 aluminum construction, MIL-SPEC hard coat anodized finish, Zinc Phosphate coated hardware for corrosion resistance, High strength steel cross bolt lugs, Over 3,800lbs of clamp force when torqued to suggested rating of 55-65 in-lbs., Weighs just 2.0 Oz, Backed by our Lifetime warranty

Built on the foundation that customer service is the most important product/service a company can offer, Primary Arms is dedicated to meeting the need of every customer with the utmost respect. Not only do we provide excellent customer service, we offer fast shipping and competitive prices on everything we sell. If our foundation is customer service, then our structure is the increasing line of high quality, dependable optics designed right here in Texas. Our goal; to provide firearms enthusiasts, professional shooters, and servicemen and women the right tools for the job at an affordable price.

Features of Primary Arms GLx Lower 1/3 Cowitness Micro Dot Riser

  • Primary Arms GLx Lower 1/3 Cowitness Micro Dot Riser w/ .125" Spacer (1.64" or 1.765" Height)

Package Contents:

  • Primary Arms GLx Micro Red Dot Riser Lower 1/3 Cowitness

Gun Parts and Accessories

129 / 29
Previous
Next

Red Dot Mounting Hardware

124 / 24
Previous
Next

Gun Triggers

114 / 14
Previous
Next

Magazine and Accessories

118 / 18
Previous
Next

Gun Sights

117 / 17
Previous
Next

Gun Stocks

117 / 17
Previous
Next

Mounts, Rings and Accessories

115 / 15
Previous
Next

Related Products to Primary Arms GLx Micro Red Dot Riser Lower 1/3 Cowitness

Primary Arms GLx Micro Red Dot Riser Lower 1/3 Cowitness Unavailable & Discontinued Models

List of Unorderable Models

  • Primary Arms GLx Micro Red Dot Rider Mount, Lower 1/3 Cowitness w/ Additional Spacer, Black, 910089 , MPN: 910089 , UPC: 818500015536 , Code: 29R-RMT-GLXLCW-910089
Compare (0)
Last updated 2026-09-11 UTC.