Saris Indoor Bike Trainer Metal Clutch Knob for Classic Bike Frames to Control Resistance
Special Features
- Includes Clutch knob and l-bolt
- Basic trainer clutch knob is compatible with any mag, mag+ or fluid trainer that already uses l-bolt.
- For use with Saris trainers only.
- Tightens and clicks when the proper tension is achieved against your Trainer tire (just like your vehicle fuel cap).
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