TAC 41 Variable Mass Piston (Red) + Piston Cup NBR 70 (Black)

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.

For better performances, use our spreadsheet.