Sylvan Arms slide for Glock 19 Gen 4 in black finish. Slide only - no barrel and no recoil spring assembly included. Bring your own Gen 4 9mm barrel and recoil spring to complete the build. Fitment Glock 19 Specifications Drop-in install - no fitting required GLOCK is a federally registered trademark of Glock, Inc. and is one of many trademarks owned by Glock, Inc. or Glock Ges.m.b.H. Neither 3CR Tactical nor this site are affiliated in any manner with, or otherwise endorsed by, Glock, Inc. or Glock Ges.m.b.H. The use of "Glock" on this page is merely to advertise the sale of aftermarket Glock-compatible pistol components. For genuine Glock, Inc. and Glock Ges.m.b.H products, visit https://us.glock.com .