This is a fast Instructable where you can use any laser pointer for your .22 Caliber Gun or any other long barreled hand guns or rifle not higher than .22. Or for all of those AEG (Airsofters out there)
Your gun of course. mine was a Taurus Model 970 Taurus USA
8" Black Multi Color Wraps Strap from [http://www.radioshack.com Radioshack] Product Catalog 278-1676 $2.99
or any strap you can get/find.
35mW Green Laser pointer from techlasers.com $99 Infiniti Green Laser Pointer
You can get the higher wattage version from their site. The higher the wattage the meaner the pointer in looks.