SIDI TECNO 3 SYSTEM MAXI FOR SD15UNCE UNCE UNCEIf you have Boa dials or any other type of dials on your shoes, then chances are you or someone you know has broken them before. Unfortunately, dial closures can break and wear out and will need to be replaced so you can keep using your shoes. The Sidi Tecno 3 System Maxi For SD15 is a dial made specifically for Sidi SD15 shoes. It comes in a pair, so you can fix both your shoes. Features Designed for Sidi SD15 shoes Comes in a pair so you can fix both your shoes Manufacturer's part number: SMS-ZS15-T3B | Sidi | Tecno 3 System Maxi For Sd15 Men's | Size 265 In Black/black