Description Grub Screws Right/Left handed Thread Grub Screw with Nut Left-Right handed Threads Grub Screws are completely threaded 6mm screws that are manufactured in the U.K. These Screws are made to the Specifications set forth by HM Quickshifter U.K. every grub screw comes with the appropriate nut so when you select right handed or left handed threads.
