Vortex Optics StrikeFire II Red / Green Dot Sight - 4 MOA
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Vortex Optics
Overview
The Vortex Optics StrikeFire II is a versatile red dot sight designed for quick target acquisition, featuring a 4 MOA dot that provides a precise aiming point for shooters. This optic operates on a CR2 3V Lithium battery and offers 1/2 MOA adjustment for fine-tuning your aim, making it suitable for a variety of shooting conditions, including night vision compatibility. With a 30mm tube diameter and a Picatinny mounting interface, it can be easily attached to your firearm, and you'll commonly find this sight on builds featuring a mid-length gas system chambered in 5.56 NATO.
Specifications
Vortex Optics StrikeFire II Red / Green Dot Sight - 4 MOA
August 2026 on GunPartPicker
Vortex Optics StrikeFire II Red / Green Dot Sight - 4 MOA was the tenth most added optic on GunPartPicker in August 2026, behind the Trijicon ACOG 4x32mm Scope - Dual Illuminated Chevron - Red, with about 2% of all optics added to builds. Up from #17 in July. Builds with this optic are split between 300 Blackout (25%) and .223 Wylde (25%), split between mid-length (33%) and carbine-length (33%) gas systems, and mostly AR-15 (71%, then AR-10 14%).
Availability is good: it was in stock at one retailer or another nearly every day in August 2026, and today 7 of the 9 retailers we track have it in stock. The best price crept up from $151.94 to $199.99 over August 2026. Buying today, the lowest price is $99.99 at Palmetto State Armory, which matches the best price we saw in August.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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Frequently Built With
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Wilson Combat M16 Bolt Carrier Assy 5.56 NATO Polished Black Nitride
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
PlatformBased on real build data showing which platform (AR-15, AR-10, AR-9) builders pair with this product.
CaliberBased on real build data showing which calibers builders choose alongside this product.
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
Builds Featuring This Part
See all 4 →Builds in the community that include the Vortex Optics StrikeFire II Red / Green Dot Sight - 4 MOA
| Build | Parts | Total |
|---|---|---|
 | 12 | $6028.80 |
 | 25 | $2155.49 |
 | 24 | $1073.69 |
 | 11 | $982.74 |
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