The SL1-6819A(similar to SKF Co. LP1002-1249 324) with this sleeve takes place of SL1-6825EA(almost be equal to SKF Co.FR10-955 253)in using,It makes steadily drafting, better yarn quality, slippage reduced and no rust forever.
Top roller bearing sleeve is made from engineering plastic.
 
        
        
        
        
        
        
        
     
                                                             
                     
                                    