AFL 2020: Isaac Quaynor injury, photo, metal studs, Nathan Buckley, Collingwood, illegal studs, screw-ins, stops, AFL studs investigation | Fox Sports
![AFL warns clubs over metal studs as Swans escape sanction after gruesome injury | AFL | The Guardian AFL warns clubs over metal studs as Swans escape sanction after gruesome injury | AFL | The Guardian](https://i.guim.co.uk/img/media/4c5a65cf557e75ae9a2812fbb2e9775281a56d3c/0_67_1977_1187/master/1977.jpg?width=300&quality=45&auto=format&fit=max&dpr=2&s=7df6ee0684e8e4fa3c531183199e6022)
AFL warns clubs over metal studs as Swans escape sanction after gruesome injury | AFL | The Guardian
Six different football shoes, one playing surface and the weather; Assessing variation in shoe-surface traction over one season of elite football
![Jon Ralph on Twitter: "Going down the rabbit hole of metal screw-ins on boots. The AFL is clear in its rules that players aren't allowed metal studs. But lots of boots used Jon Ralph on Twitter: "Going down the rabbit hole of metal screw-ins on boots. The AFL is clear in its rules that players aren't allowed metal studs. But lots of boots used](https://pbs.twimg.com/media/EevZQqYU8AMi5yn.jpg)