For protecting shoe threads after removing studs. No protrusion out of the shoe. Plugs protect shoe threads after removing studs. Be careful if you ride for a long time between two periods of stud fitting, the wear of the shoe could weld the plug in the hole.
Thread W3/8, 3/16” hexagonal key. Shoe thickness 8 or 10 mm. Weight 3 g.
Pack of 10 with key