The ADCO 30mm E-Dot sight pairs perfectly with the SMG-22, and is a manufacturer-supported accessory for the SMG 22. The ADCO 30mm E-Dot fits not only the SMG-22, but any platform with a 3/8" base or (built into sight) 7/8" weaver-style or picatinny rail mount.
Includes battery, lens covers, extension tube and CR2032 lithium 3 volt battery.
||1.2" / 30mm
||.75 Inch / 2 cm