This 1911 Suppressor is the Miranda, from Liberty Suppressors.
Miranda Suppressor Specs:
Caliber : 45ACP
Length : 8.3 inches x 1.375"
Weight: 8 ounces
Available threaded in .578-28, 16x1mm RH & LH
Material: Aluminum and 300 series stainless steel
This suppressor is designed for use on the 1911 platform, but will work equally well on other firearms.
For more info on the Miranda Suppressor, visit Liberty Suppressors.