SP-ONE 27.2/30.8/31.6mmm Carbon Seatpost

Carbon Bike Seatpost

  • Multiple sizes 27.2/30.8/31.6 x 400mm .
  • Super aero profile and lightweight design with high stiffness.
  • Designed to match modern aero bike frames aerodynamic carbon bike seatposts. 

Model NO.:SP-ONE
Offset:15mm
Diameter:27.2/30.8/31.6m
Material: Tube is T800 full carbon fiber,dardware is 7075 Aluminum Alloy

Length: 400mm
Max load weight: 125kg
Weight: 180g+/-10g(27.2/30.8mm), 190+/-10g(31.6mm)

Finishing: Matte or Glossy
Saddle Rail: 7*7mm/7*9mm/7*10mm carbon rail, 6*6mm/7*7mm steel rail.

Super Aero Bike Seatpost

  • Engineered for speed, this Super Aero bike seatpost features a wind-cheating profile, reduced drag, and race-ready stiffness.

Gravel/Road/Mountain Bike Seatpost

  • Compatible with gravel, road, and mountain bikes, this 31.6 or 30.8 or 27.2 bike carbon seatpost delivers versatility, shock absorption, and strength.   
  • One gravel bike seatpost, mtb bike seatpost multiple performance-driven disciplines.

Bike Seatposts

  • Ultra-lightweight at max 195g.
  • Supports up to 125kg.  

Haidelibikes Factory

  • Lead Time: Efficient production and on-time deliver.
  • Custom Painting: Yes, fully customizable designs.
  • OEM & ODM: Welcome-your brand, our support.
  • MOQ: Starting from just 5 sets.
  • Sample Policy: Samples available on request.

Advanced Production Facilities 

  • ISO-certified testing lab ensuring compliance with global standards.
  • Exclusive Infrared Detection System – Our proprietary technology for internal defect inspection, ensuring every frame meets the highest safety and durability standards.

Manufacturing Techniques

  • Blow molding: for lightweight frames and high-strength frame structures.
  • EPS/latex molding: ensures precision interiors shaping.

Full-Service CapabilitiesOne-Stop Solution

  • Design → Prototyping → Mass production → Custom Painting
  • Masterful Painting Craftsmanship–Our expert painters, with 10+ years of experience, deliver flawless custom finishes, ensuring both durability and aesthetic excellence.