The two pistons are actually identical otherwise so as far as how the regulator functions

The Valken ASL Hi-Velocity Tango airsoft electric gun is a solid and dependable AEG 6mm rifle at an affordable price

lasers optics

RUGGED NITROGEN FILLED AND SHOCK PROOF BODY ENHANCES SIGHT VITALITY

Lightweight polymer receivers and handguard reduces player fatigue

HPA 300 Lumen Pistol Flashlight with Strobe glow The two pistons are actuallyThe New High Precision Arms HG 1 is our most cost effective pistol light. The HG 1 provides users with a durable, water resistant, 1000G shock resistant, 300 lumens system. It has been tested and proven and tested with 9mm pew pew, behavior changing ammo. Lumen 300+ Water Resistant Shock Tested 1000G Get yours now at SS Airsoft.