Poly Technologies Ultralux 4-Power Scope Integral See-Thru Mount, Nickle, Black, 500-023N

Installs in minutes by substituting a special dovetail side plate for the factory side plate (no modifications to the gun are required). The scopes have a built-in bullet drop compensator calculated for the trajectory of the M193 ball round and has settings for 1 2 3 4 and 5 yards.