This laser is a nice addition to most pistols that have a “standard rail”. The Laser itself is only 2.04 inches long, and works well with most length barrels.
:* All Aluminum Construction
* 635-655nm Red Laser Beam <5mw
* Specially designed Weaver style mount
* Standard on/off cap switch
* Includes 3 AG13 Lithium type batteries and mounting tool
* Dimensions (inches): 2.04Lx.93Wx1.09H
* Weight: 3 oz. with batteries