TAC-41 Variable Mass Piston

– NBR piston cup (70° )
– CNC AL 6061 T6 piston head
– CNC AL 6061 T6 piston body
– CNC steel piston end
– CNC aluminium flyweight (4 pieces)
– CNC steel flyweight (4 pieces)
– PTFE grease
– Tools

This special piston will allow you to tweak the muzzle energy of your TAC-41 by adjusting the piston mass from 39 to 135 grams with 15 different configurations.

Please follow the tutorial video.