Headset parts - FSA type:Cartridge Bearing (each) which you have if you

which you have if you have one of our bikes

The Atlantis and our other frames has always been built to the highest standards

Then I couldn't reach the bottom four gears

They're 105mm long with a 10 degree offset

Granny gear 74 mm bcd (bolt circle diameter) x 24t or 26t or 28t

Headset parts - FSA type:Cartridge Bearing (each) which you have if youVarious replacement headset parts for 1" Full Speed Ahead Duron X and Orbit X headsets. Aluminum crown race 26. 4 mm crown race ID Since the crown race for the FSA Duron headset is lightweight aluminum, it is not reusable if you have to take it off (unlike steel headsets that are heavier but less prone to getting damaged if you have to take them off). So, get your replacement FSA Duron Orbit crown race here. Rubber O ring for the 1" Duron X and Orbit