O.S. Bearing Front 21XZ-B

This is the Front Bearing for the O.S. Max 21 XZ-B Series Engines. 
 FEATURES: 

• Steel construction
  
• Shielded front (to keep out dirt and prevent fuel leakage)
  
• Open back (to allow oil in fuel to lubricate balls)

 INCLUDES: 

• One Ball Bearing

 REQUIRES: 

• Installation into crankcase

 SPECS:    

• Inner Diameter: 7mm
  
• Outer Diameter: 19mm
  
• Thickness: 6mm

 COMMENTS: 

• This is the bearing that sits in the front portion of the crankcase which supports the crankshaft.