User Ratings
No ratings yet
Be the first to review this product
Trijicon RM57 RMR Custom Rifle Mount for AR-15 Rifles. Mounting base for reflex sights (RMR) with footprint for RMR; aluminum construction; matte finish; black color. Includes: Trijicon RMR Scope Mounting Base. Designed to fit AR-pattern rifles with 11–12 mm rib interface. Durably built from aluminum.
Specifications
- Manufacturer:
- Trijicon
- Category:
- red-dot-mount-riser
- UPC:
- 719307608924
- MPN:
- AC32020
- Required Component:
- No
Parts Cabinet
Track parts you own or plan to buy.
Where to Buy
Have one to sell?
Sponsored
MantisX
The smart way to train your AR build
Built your rifle — now train it. BlackBeardX installs in minutes and turns your AR into a full dry fire system with smart feedback on every pull.
Shop BlackBeardXPrice History
Current
$93.99
Lowest
$93.99
Highest
$113.99
Price Alert
Sign in to save a target price and receive an email when this component drops.
Sign In to Set AlertSimilar Products
Unity Tactical FAST Absolute Riser Flat Dark Earth 2.26 Inch Optical Height
Unity Tactical
$109.95
Scalarworks LEAP CompM5s Mount - 1.93" Height SW1920
Scalarworks
$135.33
Scalarworks Aimpoint ACRO LEAP/03 QD Mount 1.57 in (Black)
Scalarworks
$159.00
Osight OSP-157 Picatinny Red Dot Mount Lower 1/3 Co-Witness 1.57 in
Osight
$34.99
Vortex Optics 45RDM 45 Degree Offset Picatinny Mount
Vortex Optics
$59.00
Olight Osight RMA-OSP Red Dot Sight Mount
Olight
$19.99
Leupold DeltaPoint Pro 45° AR Mount Aluminum Picatinny
Leupold
$58.06
Leupold DeltaPoint Pro DLOC AR Mount (Matte) 1-Piece Quick Detach
Leupold
$169.99
Builds Using This Part
No builds yet — be the first to use this part.
Related Guides
Guide
AK Optics Mounting Guide: Side Rail vs Dust Cover vs Handguard
Compare the main AK optics mounting approaches and choose the right setup for durability, repeatable zero, and practical shooting performance.
8 min read
Guide
Glock-Compatible Red Dot Setup and Zeroing Basics
How to set up a red dot on Glock-compatible pistols, avoid mounting mistakes, and choose a practical zero for defensive and range use.
7 min read
Guide
AR-15 Optic Height Over Bore Explained (1.54, 1.93, 2.26)
An AR-15 optic mounting guide explaining height over bore, close-range offset, holdovers, and tradeoffs between absolute co-witness, lower-third, and taller mount heights.
7 min read