Lonex is a high quality manufacturer of upgrade airsoft parts. All parts are made from premium materials to withstand even the toughest conditions. Listed, you will find multiple styles of gearsets, barrels, cut off levers, motors, tappet plates, pistons, piston heads, gearbox shells, CNC cut cylinder heads sealed for ultimate compression, nozzles, cylinders Teflon coated for improved volume and air seal, buckings, springs, and even sector chips and anti-reversal latches. An Experienced Player’s POV: Lonex is the name in performance upgrade parts. Practically anything you could need to build a gearbox from the ground up is made by Lonex and made to a standard that is unmatched in the airsoft industry. The “Extreme Toughness” piston is more than just a name, it is the ideal that Lonex stands behind in all of their products.