Ergo hand-fit design features thicker rubber compound in the palm and webbed design for comfort and enhanced damping

Larger 13T pulleys increase efficiency and chain management while compatibility with SHIMANO's new 12-speed cassettes boosts range

Compatible with 8/9/10sp cassettes

it mounts and removes quickly with hook and loop fasteners

Pulley teeth: 11

PEARL IZUMI Transfer 7" Sock - Unisex Size:- Large Ergo hand-fit design features thickerDesigned for riders who prefer modern coverage and low profile performance, the Transfer 7" Socks deliver breathable comfort for road, gravel, or trail. With a taller 7 inch cuff and technical fabric that excels in warm conditions, these socks keep your feet dry, supported, and distraction freeno matter how far you ride. 360 degree arch tension band for an secure fit Moisture wicking, fast drying polyester blend Made with recycled content Calf height