RCB061014 One-Way Needle Bearing/Clutch 3/8" x 5/8" x 7/8" Inner Diameter - 5/8 inch (0.625") 22215EXW33 Roller Bearing

22215EXW33 Roller Bearing

measures an inner diameter of 3mm

bearings have nylon cage that would make them faster and they are blacked

Size: 12 x 21 x 5 mm

RCB061014 One-Way Needle Bearing/Clutch 3/8" x 5/8" x 7/8" Inner Diameter - 5/8 inch (0.625") 22215EXW33 Roller BearingRCB061014 One Way Needle Clutch Shell Type 3 8" x 5 8" x 7 8" One Direction Only The RCB061014 is a one way needle roller clutch bearing made for systems where rotation needs to move in only one direction. This shell type design is compact, lightweight, and ideal for indexing, backstopping, or overrunning applications in motors and gear setups. Inner diameter: 3 8" (0. 375") Outer diameter: 5 8" (0. 625") Width: 7 8" (0. 875") One way clutch function