RetroArms full steel teeth piston

👉 Designed for standard gears (16 teeth). The second tooth is removed and the third is reduced for smoother engagement with the piston gear teeth and prevention of PME

👉 Reinforced body made of Polyamide PA6.6 with 30% carbon fiber and 5% Molybdenum

👉 We recommend using springs with a strength of up to M140.

👉 Piston weight ~17g