Wilson combat trigger and connector to reduce trigger pull weight and faster reset. Zaffiri Precision slide and ported stainless steel barrel. Tungsten recoil spring/guiderod to faster cycling. 
Optic cut for Trijicon RMR/SRO plate. Gen 5 frame. Ask about our custom Glock build outs...we're producting the faster Glocks breeds on the market. The Glocks on our website are made to compete with competition firearms....light trigger, short reset, lighter components and made to shoot fast.