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Original replacement Set of piston, piston head, springs M90 for AEG is carefully designed and manufactured for easy one-to-one replacement of the original parts. With a wide range of high-quality Tokyo Marui replacement parts, you'll always achieve the most reliable performance for your weapon, no matter what challenges you encounter on the battlefield.
: VFC
VFC0069
ASPRO056
AirsoftPro piston tooth is a durable replacement part designed for the repair or upgrade of AEG airsoft guns. It serves as a replacement for a worn or damaged piston tooth and helps maintain proper gearbox operation. Thanks to its metal construction, it offers increased wear resistance and is suitable for both standard and high-performance setups using...
: ASG
ASG107
Heavy-Duty Polycarbonate Piston M170 by ASG / ULTIMATE in red. Classic full-tooth rack (10 steel teeth). Designed for extreme upgrades with 150–190 m/s output. Polycarbonate is 50% more durable than standard reinforced pistons. Steel and polymer tooth combination balances strength and shock absorption.
: ASG
ASG106
Heavy-Duty Polycarbonate Piston M190 by ASG / ULTIMATE in red. Must be used with half-tooth gear sets. Designed for extreme upgrades delivering 170–190 m/s power. Polycarbonate is 50% stronger than standard reinforced pistons. Hybrid steel and polymer teeth provide the perfect balance of durability and shock absorption.
10001745
RetroArms 1-Tooth Piston Rack is a replacement steel piston rack designed for 1-tooth pistons. It is made of spring steel and subsequently induction hardened to maintain a suitable balance of elasticity and hardness. Precise CNC machining ensures accurate manufacturing. The rack is compatible with the 1-tooth piston body and piston with 1 steel tooth.
7228
RetroArms CNC Piston with Steel Rack – 19 Teeth (SR-25 / PSG-1) is a durable upgrade for high-performance AEG builds where the piston and its teeth are exposed to high mechanical loads. It combines a low-friction POM body with a precisely CNC-machined steel rack with 19 teeth. The result is a design focused on reliability and long service life under...
7229
RetroArms CNC Piston with Steel Rack – 14.5 Teeth is a new-generation piston designed exclusively for Tokyo Marui Next Generation Recoil Shock (NGRS). Its CNC-milled POM-C body is paired with a rack made from 1.7102 spring steel hardened to 52–54 HRC. The design is engineered for high mechanical loads and long service life.