CRUXORD GUIDE ROD SS FOR GLOCK ACG-005

20/20SF/21/21SF GEN 1-3 FEATURES-For Glock20, 20SF, 21, 21SF Gen 1, 2 & 3-Precision machined with high quality stainless steel-Unique fluting holds lubrication & traps fouling-Less surface area means less friction, which equals faster, smoother cycling times-The added weight helps with muzzle flip & also lets you change your spring to fit your shooting situation orjust to replace wore out ones-All rods come with factory suggested spring weights & are fitted with ISMI springs-Guide rods are oil injected, self-lubricating for about 1500 rounds