FastFire
The Burris FastFire 4 is an open emitter pistol optic on the Docter Optic footprint, offered with a 3 MOA Dot reticle and 3 other reticle options in red. The aluminum housing measures 1.6 oz. It runs on a CR1632 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 on the heavier side for weight (1.6 oz) and in the most expensive quarter for price ($480). It is the only Docter Optic footprint optic in the index. The closest listed comparison is Burris FastFire E, the nearest-priced Burris entry here, priced at $420.

| Series | FastFire |
| Reticle color | Red |
| Reticle options | 3 MOA Dot / 8 MOA Dot / 3 MOA Dot + 65 MOA Circle / Crosshair |
| Optic Removal for Battery Change | Yes |
| Enclosed | No |
| Footprint | Docter Optic |
| Battery | CR1632 |
| Solar Failsafe | No |
| Shake Awake | Yes |
| Night Vision Compatible | Yes |
| Material | Aluminum |
| Weight (oz) | 1.6 |
| Average Price | $480 |
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