Experience no greater sensation than the glide of a finely tuned bicycle. An essential element for maintaining that seamless and noiseless ride is the bottom bracket. Introducing the BottomThread BSA GXP: a premium-grade bottom bracket crafted to ensure enduring, friction-free cycling.
            
          
        
      
        
        
          
        
      
        
        
          
            
            
          
          
            
            
              
            
            BSA bottom bracket, GXP compatible:
            
          
        
      
        
        
          
        
      
        
        
          
            
            
          
          
            
              
              
            
            - Fully CNC machined external cups
 
            
          
        
      
        
        
          
          
            
            - Co-molded bearing shields
 
            
          
        
      
        
        
          
          
            
            - Chrome steel 6805 bearings
 
            
          
        
      
        
        
          
          
            
            - Wave washers included
 
            
          
        
      
        
        
          
        
      
        
        
          
            
            
          
          
            
              
              
              
            
            
              
            
            Part Number: BBO-39SR
            
          
        
      
        
        
          
          
            
            
              
            
            Barcode: 8716683127454
            
          
        
      
        
        
          
          
            
              
              
            
            - Product Code: BBB BBO-39SR
'Size: (113g)
 
            
          
        
      
        
        
          
          
            
            - Bracket Shell type: BSA - English Threaded
 
            
          
        
      
        
        
          
          
            
            - Bracket spindle diameter (mm): 24-22
 
            
          
        
      
        
        
          
          
            
            - Bearings material: CrMo
 
            
          
        
      
        
        
          
          
            
            - Bracket Shell width (mm): 68, 73mm
 
            
          
        
      
        
        
          
          
            
              
              
            
            - Part materials: 7075 T6 Aluminium, Glassfiber reinforced Nylon
            
            
          
        
      
        
        
          
          
            
            - Discipline: Road/MTB
 
            
          
        
      
        
        
          
          
            
            - Release Year: