Airsoft Barrel Heatsink for SOCOM GEAR PLR-16

Airsoft Barrel Heatsink for SOCOM GEAR PLR-16.
Length 110mm, Outer Diameter 35mm.
Serve no practical purpose, just looks cool.
Design based on a 14-teeth gear, hence the rounded edges.
Center hole is printed as 20mm diameter, with a small step of diameter 18mm. The other end has a step of 25mm diameter.
May fit others with modifications.