RMSw-HD
The Shield Sights RMSw-HD 4 MOA is an open emitter pistol optic on the Shield RMSc footprint, offered with a 4 MOA Dot reticle in red. The aluminum housing measures 1.60 x 0.90 x 0.89 in and 0.57 oz. It runs on a CR2032 cell that requires removing the optic to change, and adds shake awake and night vision settings. Measured against the 311 pistol optics in the index, it lands among the lightest 10 percent for weight (0.57 oz) and in the most expensive quarter for price ($550). It is one of 36 entries in the index that qualify as a Shield RMSc footprint optic. The closest listed comparison is Shield Sights RMSw-HD 8 MOA, the same brand's Shield RMSc footprint optic, priced at $550.

| Series | RMSw-HD |
| Reticle color | Red |
| Reticle options | 4 MOA Dot |
| Optic Removal for Battery Change | Yes |
| Enclosed | No |
| Footprint | Shield RMSc |
| Battery | CR2032 |
| Solar Failsafe | No |
| Shake Awake | Yes |
| Night Vision Compatible | Yes |
| Material | Aluminum |
| Weight (oz) | 0.57 |
| Dimensions (in) | 1.60 x 0.90 x 0.89 |
| Average Price | $550 |
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