The HS403C is a 20mm micro optical sight designed for rifle and carbine applications. Features include Solar Failsafe, 12 brightness settings, Holosun’s Green Super LED with up to 50k hour battery life, and 2 MOA Dot.

Holosun HS403C Micro Red Dot Sight
Aluminum Construction
2 MOA dot size
Dual Powered by Solar Cell and Battery
Selectable Between Auto Mode and Manual Mode
Self-Regulation of Brightness According to Circumstances
Memory Function of Brightness Setting
10DL & 2NV Settings Under Manual Mode
50,000 Hours Battery Life
Parallax-free with unlimited eye relief
Nitrogen Purged
Waterproof
AR Riser Included
Battery Tray