Chainrings 50/34T

Ratio 11-13-15-17-19-22-25-28-32-36-42

the ultimate companion for challenging rides in inclement weather

is a common standard for road bikes with a 68mm width and 34mm inside diameter shell

ceramicspeed bottom bracket bb30 bearings Product Type_ Chain Chainrings 50/34TCeramicSpeed Wheel Bearings for DT Swiss 3 240s Disc hubs deliver exceptional performance through reduced friction and extended durability. These premium bearings last 3 5 times longer than standard alternatives, making them a worthwhile investment for serious cyclists. The kit includes six precision bearings (61903 18, 61802, and 61902 sizes), All Round Grease, and installation decal. For even lower friction and maximum longevity, coated variants are