DEVELOPED SPECIFICALLY FOR THE MODEL 43, 43X, AND 48 DOES NOT WORK WITH ANY OTHER GLOCK MODELSThe G43 Carry Trigger System is a great improvement over the stock trigger. It is available in (RP) Reduced pre-travel or (ST) Stock travel configurations. Expect a nice wall, clean break, and positive reset. All spring weights are OEM for ignition reliability and to ensure proper function. Made with 100% factory parts.