Air Machinegun Forum

General Air Machinegun Discussion Category => Drozd and Blackbird Discussion => Topic started by: Parellax on December 06, 2016, 07:14:10 PM

Title: Valve Polishing
Post by: Parellax on December 06, 2016, 07:14:10 PM

How, and why...

https://youtu.be/s3LBfqdw9DY (https://youtu.be/s3LBfqdw9DY)