Thumper. Wanted to like it so bad. I was accurate with it and loved the feel of it, but it was so unreliable. When it broke it was a huge biatch to take apart. Broken pistons. Tons of pistons, o rings, regulator sticking. All of this while at SPE and it was my only pump gun. Once it was just chillin in my holster waiting for the game to start and co2 exploded out of what seemed like everywhere. No reason. I only ever played one full day with it without a breakdown.
One thing it's breaking down did for me though is introduce me to my new favorite pump, which I have finally gotten enough money together to buy as of today. Woot!
Hopefully thumpers become trustworthy, but mine **** on my heart. You dirty b...