Rock Slide USA Pistol Stripped Upper 9mm Compatible With GEN-3 Glock 17/22/31 Lowers. Also works with aftermarket lowers such as the POLY80 PF940 80% receivers. Optional RMR or Vortex Cut also Comes with screws and Allen tool. Takes standard Glock 17 parts and barrels. No license required. Ships anywhere in the USA. Lifetime Warranty.
The RS2 model has aggressive vent cuts in the front half of the slide. These cuts shed weight, aid in barrel cooling, and gives the option to use ported barrels. These are popular with target and competition shooters.