PROLOGO DIMENSION NACK 143 BLACK TRUVATIV Replaces stock round chainring for

Replaces stock round chainring for improved climbing

and optimal pedaling ergonomics

providing exceptional ride quality

**Vendor prohibits the sale of this item on eBay

PROLOGO DIMENSION NACK 143 BLACK TRUVATIV Replaces stock round chainring forSuper ergonomic, flat nose saddle with a short slender nose and wide tail for improved power transfer in or out of the saddle The increased 143mm width, helps to distribute the weight of the athletes on a larger surface, ensuring greater comfort for long rides The wide anatomical channel PAS runs through the saddle along its central axis, reduces the contact and compression of soft tissues and tendons, eliminating numbness and helping to prevents