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TFSA JH-33
Frame

TFSA JH-33

TFSATFSA
Weight870g
Year2021
CategoryFrame

The TFSA JH-33 carbon frame is generally praised for its lightweight and performance, offering good value for money, but opinions vary on finish quality and some minor issues like creaking and component quality.

Pros

  • Lightweight frame and build (frame 889g, complete build 6.9kg).12
  • Performs well, allows rider to keep up with more expensive bikes.32
  • Frame is reliable after 10 months/4000km and 1 year/5000km with no cracks.32
  • Integrated handlebar and seatpost battery holder are nice touches.1
  • Inside of frame clean and smooth.1
  • Fun and rewarding building experience.2
  • Easy to replace rear derailleur hanger after a crash.2

Cons

  • Finish quality and details look inferior compared to original high-end frames (color mismatch, handlebar lettering, fork stickers, etc.).1
  • Occasional creaking from frame/BB/seatpost requiring maintenance.32
  • Hand numbness due to short stem (90mm) or bike fit.32
  • Mechanical disc brakes have poor bite.2
  • 1-by gearing makes climbing difficult.2
  • Front headset has 1mm play that is unresolved.2
  • Packaging not as good as previous TFSA frame.1

Key Facts

  • Frame weight measured at 889g (BikeVibes) and complete build weight 6.9kg (ChineseCarbon).12
  • Seatpost diameter is 27.2mm, compatible with standard seatposts.13
  • Frame is carbon fiber with disc brake compatibility and barrel axle.31
  • Integrated handlebar/stem combo weighs 338g (38cm/90mm).1
  • Fork weight 41g, seatpost weight 171g, accessories weight 188g (BikeVibes).1
  • Frame size 52 used in long-term review, ridden 5000km in 1 year without cracks.2

Sources

  1. 1
    BikeVibesI Bought Remco Evenepoel Tarmac SL8 Olympic Winning Roadbike on Aliexpress!!
  2. 2r/ChineseCarbon1 year ride review aliexpress tfsajh33
  3. 3
    David Tries TriTFSA JH33 From AliExpress || 10 months and 4000km later: Is it still an absolute bargain?

Reviews & Ratings

David Tries Tri
06:50
TFSA JH33 From AliExpress || 10 months and 4000km later: Is it still an absolute bargain?

The reviewer discusses their 10-month experience with the TFSA JH33 bicycle frame, noting they've ridden approximately 4,000 km on it. They mention the frame performed well during events including a 140km ride in Malaysia and a duathlon, and they're able to keep up with friends who have more expensive bikes. The reviewer expresses overall satisfaction with the frame.

March 23, 2026Watch on YouTube
BikeVibes2 videos
09:36
I Bought Remco Evenepoel Tarmac SL8 Olympic Winning Roadbike on Aliexpress!!

The reviewer purchased a TFSA JH-33-1 carbon fiber road bike frame from AliExpress, suspecting it might be a counterfeit of a high-end bike. They compared it to an original frame at a Specialized store and found numerous differences in quality, finish, and details, concluding it was fake.

May 03, 2025Watch on YouTube
11:33
Did I Build My $2000 AliExpress Dream Bike? Ft. TFSA & L-TWOO eRX v3

The reviewer does not specifically discuss the TFSA JH-33-1 carbon fiber road bike frame disc brake 27.2mm seatpost with integrated handlebar in the transcript. The video focuses on building a complete bike using various components, but this specific frame is not mentioned.

July 05, 2025Watch on YouTube
r/ChineseCarbon3 months ago
1 year ride review aliexpress tfsajh33

A user shares a 1-year review of their DIY AliExpress road bike built on a TFSA JH-33 frame, covering build specs, reliability, performance, and lessons learned.

AI Summary

Pros

  • Lightweight build at 6.9kg
  • Low total cost of 1644 USD
  • Frame is reliable with no cracks after 5000km

more pros in the review

Cons

  • Mechanical disc brakes have poor bite
  • 1-by gearing makes climbing difficult
  • 90mm stem too short, causes numbness in right hand

more cons in the review

Key Points

  • Frame: TFSA JH33, size 52
  • Groupset: Wheeltop EDS TX + Magene PES505
  • Wheels: 50mm KORE wheels (1323g)

more key points in the review

View on Reddit
Purchase

Where to Buy

aliexpress.com
£735.39· 2 stores
View Deals

Specifications

Attributes

Frame TypeRoad
Frame MaterialCarbon
Brake MountFlat Mount Disc
Bottom BracketBSA Threaded
Seatpost27.2mm
Front Axle12x100mm Thru-Axle
Rear Axle12x142mm Thru-Axle
Max Tire Width28 mm
Headset Type1-1/8" → 1.5" Tapered (IS42/28.6 | IS52/40)
Di2 CompatibleYes
Max Chainring Size—
UDH CompatibleNo
Includes CockpitYes
Geometry on BikeInsights
Stack : Reach1.35
2021 Base
4446.54952545658

Included Components

TFSA JH-33
Frame
870g
TFSA JH-33 Fork
Fork
—
TFSA JH-33 Seatpost
Seatpost
—
TFSA JH-33 Stem
Stem
—
TFSA JH-33 Headset
Headset
—
TFSA JH-33 Handlebar
Handlebar
—
fork
Fork
451g
seat post
Seatpost
171g
headset
Headset
188g
handlebar
Handlebar
338g
Total Weight2,018g

Spotted an error in the specs? Help us correct it — sign in or create an account.

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