Type 6 MMThread CHAMP STINGER SPIKES The Champ Stinger spikes represents a significant advancement in sport cleat technology. Designed with feedback from thousands of professional and amateur golfers and years of research, Champ39s engineers have designed the Stinger to have superior comfort without sacrificing traction. The Stinger is green friendly, easy to clean, and comes equipped with a Visible Wear Indicator to let golfers know exactly when to change their shoes. Fast twist8482 With the fast twist8482 insert system, changing cleats is easier than ever. A simple quarter turn deadlocks cleats into place with a double click, and sends you right back to the game. Plus, the superior retention and lightweight design of fast twist8482 make it more user friendly than conventional threaded cleats. It39s so good, leading shoe manufacturers such as FootJoy174, adidas174, Dexter174, Lady Fairway174 have switched to this revolutionary system. Q FIT8482 The Q FIT8482 system was designed to work perfectly with the Q LOK8482 receptacles found in most Nike174 and Etonic174 shoes. The independent cam locking design of Q FIT secures cleats in place for outstanding retention. You39ll hear the audible click that lets you know when the cleat is fully seated. So, there39s no more guessing when you39re ready to go. Small Metal Thread This is a conventional thread system, which features a strong metal post that can be tightened securely. Compatible with all FootJoy Classics174 golf shoes.