SPEED Airsoft announce their new Performance Piston for GBB Pistols and interested resellers and distributors can get in touch with them right now for bulk orders... "SPEED Airsoft new GBB Pistol Piston (Part #SA1011) replaces the stock plastic piston unit, providing better sealing for FPS boost and consistency.
The SPEED GBB Pistol Piston is machined with its unique triple vented slots on the front piston face, which is equivalent to over 12 traditional drilled holes, giving it an advantage of unrestricted rapid high air flow.
