Rollerblade Racing Axles work with Rollerblade skates with aluminum frames using ONE-PIECE 8mm axles (screws directly into the frame) as well as others using 8mm axles. This set also includes a brake axle, which would be more specific to RB (8 + 1 brake axle). 
 
Compatible with Rollerblade model using one-piece 8mm axles, plus many other brands. 
 
Frames using one-piece 8mm axles that screw directly into the frame.
 

• 8 Regular Axles and 1 Brake Axle
• Compatibility: 
  • Maxxum Edge 125
  • Endurace
  • Tempest 100 and 110
  • Twister 80, RB80
  • Roces Models Using One-Piece 8mm Axles
• Item#: 09203000001