S&T M870 with real wood and a custom heat sink to make it look like a trench gun : r/airsoft
SLR Rifleworks - We never stop trying to improve our gear . New 50% lighter AK mounts , heat sink finned and shrouded AK gas tubes are filtering into inventory. #slrrifleworks #ak47 #
Why don't barrels have heat sinks? - AR15.COM
S&T Full Metal Custom Sterling Airsoft AEG SMG with Heat Sink and Scope
Darne Lewis MKI Full Heat Sinks 1/72 - GasPatch Models
G&P CNC MOTS Heat Sink Grip Devil Jet Kit for Tokyo Marui & G&P M4 / M16 Series (Diamond,Sand) | MLEmart.com