Quick Summary
The TAIANJI Bicycle Coupling Shaft Adapter is an M10 axle extension bolt for a bike trailer setup. It is described as a coupling shaft adapter and axle extension bolt, with use centred on creating extra clearance between the bike and the trailer coupling.
The stated fit is for axles with an M10 thread. The product also says the axle and nut are made from 304 stainless steel.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Brand | TAIANJI. |
| Product type | Bicycle coupling shaft adapter / axle extension bolts. |
| Thread size | M10 thread. Check this against the trailer axle before choosing an offer. |
| Stated compatibility | Bike trailers. The exact trailer and axle setup still needs to match the M10 thread requirement. |
| Stated material | 304 stainless steel axle and nut. |
What to Compare Before Buying
- Thread size: This adapter is stated for M10 thread axles. Match that against the bike axle before ordering.
- Trailer setup: It is intended for bike trailer coupling use, so check that the coupling and axle arrangement suit this format.
- Clearance needs: The adapter is meant to add space between the bike and trailer, so compare it with the clearance you need at the rear wheel.
- Material: The axle and nut are stated as 304 stainless steel, which is a useful detail to confirm if corrosion resistance matters to your choice.
What Else You May Need
A compatible bike axle with an M10 thread is required for this adapter to be relevant. If the trailer or bike uses a different thread size, this will not be the right version.
Before You Decide
Confirm the M10 thread size, the trailer coupling arrangement and the rear-wheel clearance you need before choosing an offer. If your bike uses a different axle thread, a different adapter version is required.






