Airsoft Sniper Forum banner

grinding

  1. General Sniper Talk
    Hey guys, I've just purchased a polarstar piston for my well l96, but have been having problems getting my guarder 150 spring aps/type96 spring to fit in my polarstar 90 deg piston. The spring seems to be grinding on the inside of the piston and is a very tight fit, sometimes the spring will...
Top