TRUGLO Dual Color Multi Open RDS TG8360B
TRUGLO Multi Color Open RDS TG8380BN
Holosun Open Reflex Dual Reticle MS X2
Competing Holosun 2moa Ultracompact Tactical Hunting 20K~40K Hrs
HOLOSUN Classic Open Reflex Red Dot Sight 6 MOA dot (Black
TrueView Open Bridge Red Dot – Alpen Optics
TRUGLO Dual Color 5 MOA Open Red Dot Sight (TG8370B
TruGlo Tru-Brite Dual-Color 1x34mm Open Dot Sight, 5 MOA Red/Green
Holosun HS510C-FDE-R Multi-Reticle Aluminum Open Reflex Red Dot
Holosun Open Reflex Red Dot Sight HE508T-RD-X2 with switchable