CF series are the main standard product among stud type track rollers manufactured by Jalman Precision Co., Ltd.

CF series are sized in millimeters. In contrast, CR series are sized in inches. Those two types are widely used.

Cage type and filling type are available for CF. The cage type is suitable for high speed and medium load whereas the filling type is medium to low speed and heavy load.

Cam follower (CF) is also manufactured and supplied using stainless materials. Special products following customers’ customized requirements are also possible.