Lightweight Carbon Gravel Frames | OEM Manufacturer | EN Certified Since 2007

T47 Bracket 420mm Fork Chinese New T1000 Carbon Aero Design Gravel Bike Frame FM326

T47 Bracket 420mm Fork Chinese New T1000 Carbon Aero Design Gravel Bike Frame FM326

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The Mondince FM326 gravel bike frame redefines high-performance gravel cycling with its advanced Toray T1000/T800 carbon fiber construction, aerodynamic design, and adventure-ready geometry. Engineered for gravel racing, bikepacking, and all-terrain exploration, this premium carbon gravel frameset delivers exceptional lightweight performance (1030 for frame, 440g for fork) while maintaining superior stiffness, durability, and vibration damping for long-distance comfort.


Built around a T47 85.5mm bottom bracket and compatible with UDH universal derailleur hanger, the FM326 ensures versatile drivetrain compatibility and reliable performance across mixed terrain. The 420mm A-C fork features Flip Chip adjustable rake (50/55mm) and supports RockShox Rudy suspension forks (30–50mm travel), enhancing off-road capability and control. With massive tire clearance (700C×57mm / 29ER×2.25" front, 700C×50mm / 650B×2.1" rear), this gravel frame adapts to any terrain, from smooth pavement to rough gravel trails.


Designed for all-road versatility, the FM326 carbon gravel frameset includes internal cable routing, 12×100mm front / 12×142mm rear thru-axles, flat-mount disc brakes (140/160mm rotors), and multiple bikepacking mounts. Available in XS-XL sizes with endurance geometry, it offers stable handling, optimal comfort, and efficient power transfer for both competitive gravel racing and multi-day adventure rides.


As a leading Chinese carbon gravel bike frame manufacturer, Mondince delivers OEM/ODM customization with Pantone/YS color options, strict quality control (1.3x ISO safety testing), and 2-year warranty. Ideal for cyclists seeking a top-tier lightweight carbon gravel frameset, the FM326 combines cutting-edge aero design, T1000 carbon technology, and rugged durability to dominate any gravel adventure.

Weight 1100g
Material Toray Grade T800/T1000
Tire Clearance 50mm
Test Standard 1.3 Times Tested

Color Options

Custom Colors Available - Provide YS/Pantone Code

Size Size Guide

XS (49cm)
S (52cm)
M (54cm)
L (56cm)
XL (58cm)
XXL (61cm)
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2-Year Warranty
Free Shipping Worldwide
5-10 Days Delivery
Secure Payment
Payment Methods:

Frame Detail

420mm Fork
420mm Fork
Aero Design
Aero Design
T47 Bracket
T47 Bracket
UDH Hanger
UDH Hanger
27.2mm Seatpost
27.2mm Seatpost
Specification Details
Material 100% Toray Grade T800/T1000 Carbon Fiber
Frame Weight 1030-1180g for Raw Finished(XS-XL); 42g for Downtube Cover Raw Finished;
Fork Weight 440g ± 15g (Uncut); Tapered Crown; 28.6mm Steer Tube
Tire Clearance 700C x 50mm / 650B x 2.1"; 5mm Tire Clearance
Bottom Bracket T47 85.5mm
Front Derailleur 1*12/2*12 Shimano Or Sram; Cover Provided For 1X
Seatpost 27.2mm Round, 7*7mm/7*9mm Compatiable
Hanger UDH (Universal Derailleur Hanger), 1.0mm Pitch
Brake Type Disc Brake (Flat Mount)
Rotor Size (Max) 140/160mm (Front), 140/160mm (Rear)
Axle Standard AL7075 Anodized Black, 12x118mm*1.0P (Front) / 12x174mm*1.0P (Rear)
Headtube 1-1/2" Upper and Lower (Integrated); 52mm ID, 56mm OD
Bearing Size 52mm OD, 40mm ID Upper And Lower; 7mm Height Upper, 7.5mm Height Lower
Frame Sizes XS, S, M, L, XL
Pacakges Included Frame, Fork, Seatpost, Axles, Headset And Bag
Key Features Integrated Downtube Storage, Aero Seatstay, Flip Chip (50/55mm Rake)
T1000 Carbon Aero Chinese Gravel Bike Frame

T1000 Carbon Aero Chinese Gravel Bike Frame

Factory Capacity

Lead Time: 3000 Sets Per Month

Customized Painting: Accepted

OEM Service: Accepted

MOQ: 50 sets

Sample: Provided

Chinese Good Design Gravel Bike Frame

Chinese Good Design Gravel Bike Frame

Frame Data Sheet

Stem Recommend For 420mm A-C Fork

XS:50-60mm; S:60-70mm; M:60-70mm; L:70-80mm; XL:70-80mm

Provided Headset With Cable Out From Headtube;

Separated Stem And Bar Recommend;

Crankset Recommend:165/170mm For 420mm Fork

 

Material: 100% Toray T800/1000 Carbon Fiber

Frame Weight: 1030g+-30g(XS, Raw Finished); 12*142mm

Fork: Flip Chip Design, 12*100mm, 50/55mm Rake, 420mm A-C

                  440g+-15g(Raw Finished);

Rotor:140/160mm Front; 140/160mm Rear;

Max Tire: 650B*2.1''/700C*50mm Rear;

                 700*57mm/29ER*2.25'' Front;

Size: XS/S/M/L/XL

Hanger:UDH

Bracket:T47 85.5mm

Seatpost: 27.2mm

Key Features:

  • FLIP CHIP 50/55MM FORK RAKE
  • MAX 700*57MM/29ER*2.25'' TIRE FRONT
  • 420MM A-C GRAVEL FORK
  • ROUGH TERRAIN STYLE
  • SUSPENSION FORK(RockShock Rudy 30-50MM Travel) COMPATIABLE
  • INDEPENDENT STORAGE SPACE
  • AERO SEATSTAY DESIGN
  • HEADTUBE: 1-/2" UP AND DOWN

FM326 Gravel Bike Frame Geometry

SIZE A
Seat Tube Length		 B
Top Tube Length		 C
Headtube Length		 D
Chainstay Length		 E
Front Center		 F
Seat Tube Angle		 G
Head Tube Angle		 H
BB Drop		 I
Fork Length		 J
Fork Rake/Offset		 K
Wheelbase		 L
Stack		 M
Reach
XS 410 520 101 425 592.5/597.5 75° 70.5° 75 420 50 / 55 1006/1011 549 362
S 450 550 125 425 624.7/629.5 75° 70.5° 75  420 50 / 55 1038.6/1043.6 573 383
M 480 580 146 425 656.3/701.3 75° 70.5° 75   420 50 / 55 1070.3/1075.3 592 412
L 510 600 176 425 676.7/681.7 75° 70.5° 75  420 50 / 55 1090.8/1095.8 620 422
XL 540 630 198 425 709.9/714.9 75° 70.5° 75  420 50 / 55 1124.2/1129.5 643 447

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Frequently Asked Questions

For small orders, we accept PayPal, bank transfer, or Western Union.

For bulk orders, a 30% deposit by T/T (bank transfer) is required.

Lead time depends on the complexity of the paint design and frame production.
 
Normally, production takes 45 days plus an additional 15 days for painting.
 
For urgent orders, we can prioritize your production schedule, so lead time is negotiable.

All products shipped to customers undergo stiffness testing and functional inspection, and are carefully packed before delivery.

  1. For our standard-weight frames, we use Toray T700 and T800 carbon fiber.
  2. For customers looking for lightweight frames, we use T800 and T1000 carbon fiber.
 
All frames are tested to 1.3 times the ISO 4210 standard. We can also provide EN certification upon customer request.
  1. We normally use UD carbon weave, as most customers prefer to apply their own custom paint.
  2. If no custom painting is requested, we can offer 3K carbon weave instead.
 
The carbon weave pattern is based on your requirements, and we will produce accordingly.
For OEM/ODM brands, we can provide free samples for quality inspection first. You will only need to cover the shipping cost.
 
If you would simply like to verify our product quality, you will be required to pay 50% of the frame cost plus shipping fees.
 
Feel free to contact us for sample evaluation. We look forward to cooperating with you.
Certainly, we can provide 3D drawings for you. However, you will need to provide us with the tube shape and geometric specifications.
 
Additionally, we can produce a 3D-printed frame prototype prior to making the steel mold.

Yes, as an OEM manufacturer, we offer full custom geometry and layup services for brand partners. The MOQ for custom frames is 50 sets. Additional bottle mounts or custom rack mounts can be discussed during the design phase.

Yes! We offer full custom painting services. Provide your YS or Pantone color code. Custom paint MOQ is 30 sets. We can also apply your brand logos and graphics.

All Mondince frames come with a 2-year warranty against manufacturing defects. We also offer after-sales support for any technical questions. Our frames are tested to 130% of ISO 4210 standards.

Technology Highlights

Toray Grade Carbon

Premium Japanese carbon fiber

1.3 Times ISO Tested

Exceeds safety standards by 1.3 Times

Custom Painting

Any RAL/Pantone color

Custom Geometry

Tailored fit available

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