Techt G4/G3 Spec-R L7 Bolt Engine .68cal Paintballs and that's exactly what they

and that's exactly what they did

(1) Drive Spring

Teflon Coated for wear resistance

vertical and horizontal bottle adapters

Techt G4/G3 Spec-R L7 Bolt Engine .68cal Paintballs and that's exactly what theyThe 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