Feedback Rotor Truing Fork 2. 0A Fork You Can't Eat With One of the most annoying sounds while you're riding, is the "tsssssst" noise coming from a rotor that is slightly bent and rubbing against a brake pad. You can't easily fix this with a Feedback Rotor Truing Fork 2. 0. This can eliminate warped disc rotors with two different tuning depths. It features a 2. 0mm and 2. 3mm slot for different rotor depths. It's made with a strong steel core and over-molded nylon surface. The angled design promotes ample spoke clearance and efficient leverage. Features2. 0mm and 2. 3mm slots for different rotor depths Steel core with a nylon surface Tapered tip can double as a brake pad piston press Angled design for ample spoke clearance and efficient leverage | Feedback Sports | Rotor Truing Fork 2. 0 Black | Nylon