Euro-Asia Imports Track Bike Cogs Fixed Gear 1/2 x 1/8″ 13-17T Made in USA Race
Weight: 66 grams (17T, actual) | 32 grams (13T, actual).
Zoom Road MTB Bike Rear Derailleur Ceramic Oversized Pulley 13T Silver
Teeth:11T / 13T available. Weight: approx.7g (11t) / 8g (13t). OVERSIZED PULLEY WHEEL SYSTEM. The Bigger Pulley to upgrade the riding performance! Let chain angle getting smaller, improve the shifting smoothly.
Zoom Road MTB Bike Rear Derailleur Ceramic Oversized Pulley 13T Blue
Teeth:11T / 13T available. Weight: approx.7g (11t) / 8g (13t). OVERSIZED PULLEY WHEEL SYSTEM. The Bigger Pulley to upgrade the riding performance! Let chain angle getting smaller, improve the shifting smoothly.