• Fast speed /SUCHI aluminium alloy tube inflator
  
• Seat size: 27.2/30.8/31.6
  
• seatpost length: 300mm
  
• Seat length: 410mm
  
• Weight: 0.37/0.38/0.39kg
  
• Color: black, red, blue, gold
• this seatpost can use for Tyre pump
• package:1pcs