JJ airsoft T043 minimal red dot scope with extension & killflash (tan)

New special full set version available
adjustable 5+5 red/green dot brightness
quick release hi mount is included
detachable lens covers and killflash installed
side tool free width/height adjuster 
ideal for 20mm weaver rails
total length: 80mm
lens diameter: 20mm
1632 type battery is included