Terry Butterfly Carbon Saddle - Carbon Black Womens ModelNumber=13991 Compact top tube mounted pack

Compact top tube mounted pack mounts behind the stem keeping nutrition out of airflow

Chainrings are threaded for standard M8 chainring bolts for no-nut installation

The Piston® Pro features some of the same great features as The Piston® Pro X minus a few bells and whistles

Aluminum construction with anodized finish provides strength weight savings and keeps the crankset looking great

Terry Butterfly Carbon Saddle - Carbon Black Womens ModelNumber=13991 Compact top tube mounted packTop end racing performance saddle with signature Terry cutaway center Low profile, flat top with multi density injection molded foam Lightweight, integrally suspended rails TECH SPECS model (gender) Butterfly Carbon (F) rails carbon top leather color black LxW (mm) 262x155 weight 218g