Free Shipping & Free Returns*

FREE SHIPPING on Over 250,000 Products

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.

Shopping Cart
Questions & Answers
Does this mount have a matte finish ? Expert Answer

Yes, this has a matte finish.

by Patrick, Gear Expert, September 22, 2021
Does the 34mm mount provide enough clearance for the Vortex srike Eagle 5x25x56mm? Expert Answer

Yes this should work well.

by Patrick, Gear Expert, September 22, 2021
Customer Reviews
Helpful Positive Review
Good mount by Jess, February 17, 2023
Good, sturdy mount. Got it as an add on. No complaints! Anything Steiner quality is good to go in my book. Won’t be hard pressed to choose this mount over some of the others on the market for my next purchase.
1/1 found this helpful
Helpful Positive Review
High Quality AR Rifle Mount by GJohns, May 26, 2020
This Steiner AR15 mount is very well made. USA made is truly what this mount is. Solid, rugged, and very smooth looking. Definitely don’t have to worry about your scope going anywhere with this mount.
1/1 found this helpful
Helpful Positive Review
High quality by Jim, August 10, 2020
The rings are perfectly aligned and finished. It left no marks at all on the scope tube, and the construction is robust. Note: it uses Torx screws in the rings. Very high quality and at a reasonable price.
2/2 found this helpful
Helpful Positive Review
this is an awesome mount theres not a lot to say about a mount really, its very straight my optic required very little adjustment to get dialed in the mount has excellent machining and finish its very similar to the warne mount which is not a bad thi...
Read More...
2/3 found this helpful
Most Recent Reviews
Great mount on a budget by Waveslayer, Verified Owner, November 15, 2025
Great mount for an AR on a budget. No complaints, works as designed
Most Recent Reviews
Not Compatible with Vortex by JK59, Verified Owner, February 22, 2021
This mount will not work with the Vortex Razor HD Gen II 4.5-27 Scope. There isn't sufficient clearance for the turret, it hits the mount before the scope tube beds in the ring. I am returning this (first time I'll be testing O.P. return policy) and ...
Read More...
0/4 found this helpful
Read All 6 Reviews
Show In Stock Only
2 Models Available
Search

made-in-usa-flag Made in USA

Help support American manufacturing! Marked models of this product have gone through rigorous review and been certified by the manufacturer as Made in the USA.

Product Info for Steiner AR-15 P-Series Cantilever Mount

The Steiner P-Series Cantilever Mount Offers The Perfect Mounting Solution For Ar-15 And Flattop Platforms. Machined From Rugged Aluminum Alloy To Be Incredibly Strong, Yet Lightweight.image

WARNING: California`s Proposition 65

Specifications for Steiner AR-15 P-Series Cantilever Mount:

Manufacturer: Steiner
Height: 35 mm
Color: Black
Gun Model: AR-15
Country of Origin: USA

Features of Steiner AR-15 P-Series Cantilever Mount

  • The Steiner P-Series cantilever mount offers the perfect mounting solution for AR-15 and flattop platforms. Machined from rugged aluminum alloy to be incredibly strong, yet lightweight.
  • This cantilevered mount combines ruggedness, lightweight and adaptability to be the perfect addition to your platform.
  • #5973: 30mm diameter, 35 mm height
  • #5974: 34mm diameter, 35 mm height
  • T-SERIES AR MOUNT FEATURES:
  • designed to fit 30 & 34mm scopes
  • available in 35mm height
  • mounts to any picatinny style rail
  • designed to offer perfect eye relief on modern AR-pattern rifles

Package Contents:

  • Steiner AR-15 P-Series Cantilever Mount

Steiner AR-15 P-Series Cantilever Mount Orderable Models

List of Orderable Models

  • Steiner AR-15 P-Series Cantilever Mount, 34mm, Black, 5974 , MPN: 5974 , UPC: 000381859747 , Code: ST-SCM-STEIMOU-5974
  • Steiner AR-15 P-Series Cantilever Mount, 30mm, Black, 5973 , MPN: 5973 , UPC: 000381859730 , Code: ST-SCM-STEIMOU-5973
Compare (0)