Techt G4/G3 Spec-R L7 Bolt Engine Airsoft Gun Parts & Upgrades Dye’s trademark muzzle break design

Dye’s trademark muzzle break design is quiet

Fire Controls

In TechT's testing they found that changing to a different spring (lighter spring) caused issues with the cyclone feed loading correctly

Marine Corps by 1965

Toolless disassembly for easy maintenance

Techt G4/G3 Spec-R L7 Bolt Engine Airsoft Gun Parts & Upgrades Dye’s trademark muzzle break designThe TechT G3 Spec R G4 L7 Bolt Engine totally reconfigures the Stock G3 Spec R G4's method of operation. By replacing the stock style bolt with the proven L7 style bolt head, performance is increased on every level. Lower operating pressure, shorter dwells, better consistency, better efficiency, lower sound signature the works. It is constructed of high grade aircraft aluminum and goes through our licensed anodizing method to make them both durable