Shield Sights121686137
Shield RMSw Glass Edition Reflex Mini Sight - 4 MOA Red Dot$449.99
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Availability: In Stock
The Shield Sights RMSw is a heavy-duty reflex mini sight built to handle the conditions real shooters face—water, dust, mud, and hard use. This compact 4 MOA red dot sight combines the proven RMS footprint with a reinforced housing and hard-coated polymer lens designed to take abuse while maintaining a clear sight picture. Whether you're mounting it to a duty pistol, a tactical rifle, or a shotgun, the RMSw delivers a dependable aiming solution that doesn't quit.
What sets the RMSw apart is its commitment to sealing: the sight is gasket-sealed to keep moisture out of the battery compartment, and when properly mounted, it maintains a watertight seal at depths up to 20 meters for over 30 minutes. That level of environmental protection is rare in a compact reflex sight and speaks to Shield's engineering. The aluminum construction is thicker and more robust than its predecessors, and the redesigned side profile gives it a more modern profile without sacrificing the compatibility that made the RMS line so popular.
The RMSw maintains the same footprint as all previous Shield mini sights, so it'll drop directly into any slide or base cut for an RMS, RMS-C, SMS, or Jpoint—and Shield offers over 40 mounting solutions across pistols, rifles, shotguns, and optic rails. It runs on a single CR2032 3V lithium battery and is night vision compatible, making it a flexible choice whether you're shooting in daylight or low-light conditions. The 4 MOA dot is sized for fast target acquisition without sacrificing precision at distance.
If you're running a single-stack or tapered-top pistol, be aware that the watertight seal depends on a tight fit between sight and mounting platform—some geometries may compromise that seal. For standard cuts and proper mounting bases, the RMSw is a tank of a mini sight.
| Reticle | 4 MOA red dot |
| Housing Material | Aluminum |
| Lens | Hard-coated polymer |
| Power Source | One CR2032 3V lithium battery |
| Waterproof Rating | Up to 20 meters for 30+ minutes (when properly mounted) |
| Night Vision Compatible | Yes |
| Optical Design | Parallax-free |
| Compatibility | RMS, RMS-C, SMS, and Jpoint footprints |
The RMSw uses the same footprint as all previous Shield mini sights, so it will fit any slide already cut for an RMS, RMS-C, SMS, or Jpoint. Shield offers over 40 mounting solutions across a wide range of popular pistols, rifles, shotguns, and optic rails—check compatibility with your specific platform before ordering.
The RMSw is gasket-sealed and maintains a full waterproof seal at depths up to 20 meters for over 30 minutes when properly mounted. The seal depends on a tight fit between the sight and mounting platform—if you're using a single-stack or tapered-top pistol, the fit may not be as tight, which could compromise the waterproof guarantee.
The RMSw runs on one CR2032 3V lithium battery.
Yes, the RMSw is night vision compatible.
SKU: 121685465 • Width: 2.75in • Height: 2.75in • Depth: 4in • Weight: 0.19oz
Availability: In Stock
The Shield Sights RMSw is a heavy-duty reflex mini sight built to handle the conditions real shooters face—water, dust, mud, and hard use. This compact 4 MOA red dot sight combines the proven RMS footprint with a reinforced housing and hard-coated polymer lens designed to take abuse while maintaining a clear sight picture. Whether you're mounting it to a duty pistol, a tactical rifle, or a shotgun, the RMSw delivers a dependable aiming solution that doesn't quit.
What sets the RMSw apart is its commitment to sealing: the sight is gasket-sealed to keep moisture out of the battery compartment, and when properly mounted, it maintains a watertight seal at depths up to 20 meters for over 30 minutes. That level of environmental protection is rare in a compact reflex sight and speaks to Shield's engineering. The aluminum construction is thicker and more robust than its predecessors, and the redesigned side profile gives it a more modern profile without sacrificing the compatibility that made the RMS line so popular.
The RMSw maintains the same footprint as all previous Shield mini sights, so it'll drop directly into any slide or base cut for an RMS, RMS-C, SMS, or Jpoint—and Shield offers over 40 mounting solutions across pistols, rifles, shotguns, and optic rails. It runs on a single CR2032 3V lithium battery and is night vision compatible, making it a flexible choice whether you're shooting in daylight or low-light conditions. The 4 MOA dot is sized for fast target acquisition without sacrificing precision at distance.
If you're running a single-stack or tapered-top pistol, be aware that the watertight seal depends on a tight fit between sight and mounting platform—some geometries may compromise that seal. For standard cuts and proper mounting bases, the RMSw is a tank of a mini sight.
| Reticle | 4 MOA red dot |
| Housing Material | Aluminum |
| Lens | Hard-coated polymer |
| Power Source | One CR2032 3V lithium battery |
| Waterproof Rating | Up to 20 meters for 30+ minutes (when properly mounted) |
| Night Vision Compatible | Yes |
| Optical Design | Parallax-free |
| Compatibility | RMS, RMS-C, SMS, and Jpoint footprints |
The RMSw uses the same footprint as all previous Shield mini sights, so it will fit any slide already cut for an RMS, RMS-C, SMS, or Jpoint. Shield offers over 40 mounting solutions across a wide range of popular pistols, rifles, shotguns, and optic rails—check compatibility with your specific platform before ordering.
The RMSw is gasket-sealed and maintains a full waterproof seal at depths up to 20 meters for over 30 minutes when properly mounted. The seal depends on a tight fit between the sight and mounting platform—if you're using a single-stack or tapered-top pistol, the fit may not be as tight, which could compromise the waterproof guarantee.
The RMSw runs on one CR2032 3V lithium battery.
Yes, the RMSw is night vision compatible.
SKU: 121685465 • Width: 2.75in • Height: 2.75in • Depth: 4in • Weight: 0.19oz