Specifications and features:
Fits 0.371" to 0.400" ribs
4mm fiber optic rod & Cyalume lightstick
Red
Instant sight alignment
Aim w/both eyes
Dot can only be seen when gun is properly mounted & aligned w/aiming eye
Dot is perfectly aligned w/barrel
Mounts to ribs without magnets or gunsmithing
High-impact plastic
Best for low-light shooting conditions
4 lightsticks