STYRKA S3 Red Dots give you superior optical quality and the durability that comes with aircraft-grade aluminum construction. A double-lens optical system coupled with dot color indexed coatings virtually eliminates parallax and point-of-aim errors. And the S3 is loaded with other features.
Tube design with a larger green dot; green is easier for human eyes to pick up.
- Magnification: 1x
- Objective Lens Diameter: 21mm
- Style: Tube
- Dot Size: 5 MOA
- Dot Color: Green
- Eye Relief: Unlimited
- Adjustment Gradation: 1 MOA
- Parallax Setting: 50 yds
- Battery Required: Yes
- Battery Type: CR2032 (Qty. 1)
- Waterproof: Waterproof (IPX7) and Nitrogen Purged
- Weight: 5.8 oz
- Size (LxWxH): 3.27×1.84×2.11