Jag Precision gives us a look at the MadBull Gemtech 300 Black Out Barrel Extension... "Licensed by Gemtech, Madbull has created an identical twin of the GMT-300BLK, a 300 BlackOut mock suppressor for airsoft rifles. This barrel extension is constructed from highly durable T6-6061 aluminum. With the black matte finish and Gemtech logo--this barrel extension brings a unique look to your rifle.
