M039 UDH Hanger 29er MTB Boost Frame

Carbon Fiber 29er Mmountain Bike

  • Enhanced rollover ability with 29-inch wheels offers smoother ride on rough trails, roots, and rocky terrain.
  • Lightweight carbon frame boosts climbing efficiency and acceleration on steep or technical mountain paths.
  • Greater momentum and stability at high speed for aggressive downhill rides and cross-country racing.

Model: FM-M039
Size: 29er 15″/17″/19″(S/M/L)
Mold Version: One-piece Mold
Material:  T800+T1000 carbon fiber
Headset: straight 1-1/2(52mm)
Fits tire size: 29er*2.5″
Max crank: 38T
Weight: 960+/-30g (Size 15″-S)

Seatpost diameter: Φ30.8mm
Clamp size:34.9mm
Brake Rotor: max support 203mm
Offset: 42mm
Thru Axle: 12*148mm boost
BB: BB92 (41*92MM)
Rear hanger: UDH

Fork travel: 80mm-120mm
Routing: Full inner cable routing
Reach: 397/429/462 – S/M/L
Stack: 594/603/613 – S/M/L
Warranty: 1-5 years (depend on product)
Includes:  frame,headset, clamp, thru axle and rear hanger

One Piece Mold Carbon Frame Mountain Bike

  • No joints = stronger, more durable frame structure.
  • Lightweight design for faster, smoother rides.
  • Better stiffness for improved power transfer.
  • Sleek look with seamless carbon integration.

M039 MTB Geometry

  • 29er Geometry – Optimized 29er MTB frame for pro handling.
  • Rigid Frame – Rigid MTB frame, made for speed and control.
  • One Piece Molding – for ultimate strength in the 29er Carbon MTB Bike
    Frame, lighter and stiffer.
  • Personalized Paint and Decals – Haidelibikes offers custom painting servicesto make the frame uniguely yours.

Internal Calble Routing MTB Frame

  • Sleek Look – It gives the bike a clean, modern appearance with fewer exposed cables.

  • Cable Protection – Cables are shielded from dirt, water, and debris, reducing wear and improving durability.

  • Reduced Snag Risk – No external cables to catch on branches or obstacles during aggressive off-road rides.

Straight Headset  1-1/2 to 1-1/2 (52mm-52mm) 

  • Ensuring a stable and precise ride.
  • Straight tube construction offers enhanced durability and clean lines for asleek, performance-driven mountain bike frame.

Max 29er*2.5″ Tires

  • 29er hardtail mtb bike frame FM039 Supports up to 29er*2.5″ tires. forsuperior traction
  • Fits 29″ large wheels with a max tyre clearance of 2.5″ for better shockabsorption and comfort.

Max Crankset 38T

  • Compatible with a max 38T crankset for improved pedaling efficiency.
  • Perfect for riders seeking speed and control on varied terrains.

BB92 Bottom Bracket Press Fit, match with Dl2 & Mechanical 

  • Features BB92 Press Fit bottom bracket for a precise and secure fit.
  • Increases frame stiffness for optimal power transfer.
  • Easy installation and maintenance for smoother performance.

160mm Disc Brake Braking System

  • Equipped with a 160mm disc brake system for reliable stopping power.
  • Perfectly integrated with the carbon mountain bicycle frame for optimalbraking performance.
  • Ensures safety and control on downhill and technical trails.

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.