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The Saris Stationary Bike Knob is the perfect tension solution for Classic Series trainers, including the Wind, Mag, Mag+, Magneto, and Fluid models. This upgrade or replacement clutch knob kit enhances ride feel by adding a more realistic resistance adjustment. It is compatible with trainers that already use an L-bolt setup. Improve comfort, consistency, and training quality with this easy-to-install clutch knob designed to elevate your indoor cycling experience.
Includes a clutch knob and L-bolt
Magnus Clutch Knob should only be used with Magnus & M2 Smart Trainer
Provides the proper tension on a rear tire by preventing over-tension
Classic trainer clutch knob is compatible W/any mag, mag+ or fluid trainer that already uses L-bolt.
This model (9713T) is for use with Saris trainers only
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