SERFAS Tailbones TBM-20 Memory Foam Saddle - Unisex recumbant Rear Derailleur: Shimano Deore M6100-SGS

Rear Derailleur:  Shimano Deore M6100-SGS

Max Motor Assist:  450W (w/ Boost function)

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Spindle Interface Type: Campagnolo Ultra-Torque

SERFAS Tailbones TBM-20 Memory Foam Saddle - Unisex recumbant Rear Derailleur: Shimano Deore M6100-SGSSerfas Tailbones saddles supports the sit bones and provides a smooth comfortable ride using Progressive Density Foam while a Deep Groove Design allows maximum blood flow into the neurovascular bundle for drastically reduced numbness and discomfort. The Tailbones family introduces a top layer of Memory Foam for a more personalized feel as well as added comfort. 90 Day Comfort Guarantee Finding the perfect saddle can be tough, which is why every Serfas