Techt G4/G3 Spec-R L7 Bolt Engine Factory Spare Parts plated 5000 psi rated

plated 5000 psi rated

Cell Size: AA

E-grip sear (this sear just has a round hole in the middle of it not as lot or oval)

integrated into an interchangeable dual density carrier

The all new Delrin bolt with a pull pin top cocking knob makes it easy to clean the breach of the marker in between games

Techt G4/G3 Spec-R L7 Bolt Engine Factory Spare Parts plated 5000 psi ratedThe 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