Lasermax Enclosed Red Dot Sight Black
$219.71
The Lasermax LM-ERDS is a robust, fully enclosed red dot sight for RMR and MOS optics ready pistols. Features an aircraft grade aluminum housing and external light sensor for automatic brightness adjustment.
12 in stock
The LM-ERDS (LaserMax-Enclosed Red Dot Sight) is a robust fully enclosed sight for mourning on RMR or MOS optics ready pistols. the housing is constructed of aircraft grade 7071 aluminum. The LM=ERDS comes equipped with an industry first external forward-facing light sensor which automatically adjust the brightness of the red dot based on ambient lighting conditions. A RMR and Glock MOS mounting base plates are included.
Features:
- External Forward-Facing Light Sensor for Auto Brightness Management
- 50000 hour run time on mid setting
- Brightness settings: 8 Day / 2 Night
- Shake to awake
- Reticle: 3 MOA Red Dot
- Winadage/Elevation Adjustment: 1 click = 1 MOA
- Operation Modes: Auto brightness or manual adjust
- RMR and Glock MOS base plates included
- Power Source: CR2032 included
| Weight | 0.350 lbs |
|---|---|
| Dimensions | 5.000 × 2.300 × 2.150 in |
| Manufacturer | Laser Max Inc. |
| Finish | Black |
| Weight | unknown |
| Material | Aircraft grade 7071 aluminum |
| Reticle | 3 MOA Red Dot |
| Compatible With | RMR or MOS optics ready pistols |
| Dimensions | unknown |
| Magnification | unknown |
| Objective Lens | unknown |
| Tube Diameter | unknown |
| Eye Relief | unknown |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

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