A&k full weight m249

I have a well taken care of m249 saw by A&k it’s been fully upgraded new motor new position new bearings it’s been properly shimmed new bucking new hopup new barrel ( 650mm ) new box mag new sight. Lots of new stuff on this beauty. Shoots about 360 with .28’s and around 417-420 with .20’s

FPS (w/ .20g BB): 420
Status: Working