ZEV created the market for GLOCK trigger upgrades. Over the years, their triggers have won more world championships and are in the hands of more professionals than all other after-market triggers, combined. They did not stop there, beginning two years ago they set out to reinvent their entire product line. After thousands of hours of design and engineering and after hundreds of thousands of rounds of testing, they are proud to announce a product line built from the ground up to perform better and more reliably than anything else on the market. At the core of their PRO trigger is ZEV's new proprietary trigger bar and professional connector. These products deliver the crispest Mfg: Zev Technologies