Ceramic Speed ​​T47/68 Shimano central movement

The Central Movement Fire T47 uses an oversized interface of PF30 and Evo386, but with the advantage and tranquility of a threaded interface. T47/68 positions the bearings outside the frame width and is compatible with the T47 outboard chassis models 68 mm. T47 is a standard created by the manufacturers of personalized frames. It is threaded, has an internal diameter of 47 mm and is 68 mm wide. It presents the design advantages of being oversized and wide, but also the practical advantages of the threading.

The cups are equipped with Ceramicspeed bearings pressed. Two options of bearings are available. The standard bearing has spheres ceramicspeed and temporary steel tracks. The lined pad has the same spheres that run 3 microns on a coating positioned above the tempered steel slopes for a longer duration and even less friction.

This central movement is compatible with 68 mm frames.