Centennial Defense Systems MOD2 Stainless Steel Guide Rod Assembly w/o Spring for Gen 1-3 Glock 20 w/Flat Face Screw, OD Green, 13178

This eliminates guide rod flex and ensures it will not chip crack or break like plastic guide rods providing a lifetime of reliable service. The screw tip is easily removed to allow the user to change spring weights and fine tune the recoil spring to the ammunition of choice.