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Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
this piston offers exceptional durability
Suitable for high-speed or high-torque AEG builds
Designed for competition and custom builds
Adjustable Length: 19mm to 22mm
radiused corners for crack prevention
RetroArms CNC Hop-Up Chamber for AK AEG 4UAD SmartAirsoft this piston offers exceptional durabilityThe RetroArms CNC Hop Up Chamber for AK AEG is a premium upgrade part designed to deliver maximum precision, consistent BB feeding, and superior air seal for AK style AEG platforms. Crafted from 7075 T6 CNC machined aluminum, this chamber offers incredible strength and durability, ideal for demanding setups and high performance builds. Equipped with a rotary style adjustment dial, this hop up unit allows for fine tuning hop pressure with precision,