JP Thermal Dissipator
Heat Sink for JP .500" Contour Barrels - Short
6061 aluminum, 5 3/4" length, set of two halves with hardware
Note that the JP Thermal Dissipator™ is designed specifically as a JP Supermatch™ barrel accessory and will not fit other barrels unless they have a matching contour and interface length. Most non-JP barrels will need to be re-contoured to incorporate the JP Thermal Dissipator™.
For a .pdf showing the critical dimensions, click here.