Quick Summary
The sourcing map RC Boat Drive Shaft Assembly Kit is a drive shaft set for DIY RC boats and RC submarines. It is intended for use with a 3.17 mm motor shaft, and the kit includes a 130 mm shaft, an 80 mm sleeve and a 36 mm propeller.
The assembly also includes a coupler, universal joint, cross shaft wrench and screw. The shaft sleeve uses 304 stainless steel, and the design includes bearings between the shaft and sleeve.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Brand | sourcing map. |
| Product type | RC boat drive shaft assembly kit for DIY model boats and RC submarines. |
| Shaft length | 130 mm. Check this against the space and layout needed in the hull. |
| Sleeve length | 80 mm. This affects how the assembly sits within the model. |
| Propeller size | 36 mm. Confirm this matches the intended model setup. |
| Motor shaft | 3.17 mm. This is the key fit check for the motor side. |
| Coupler size | 25 x 10 mm. Compare this with the matching joint and installation space. |
| Material | 304 stainless steel sleeve. |
| Included items | Drive shaft, propeller, universal joint, cross shaft wrench and screw. |
What to Compare Before Buying
- Motor shaft size: This kit is for a 3.17 mm motor shaft. Check your motor before choosing it.
- Hull space: The shaft is 130 mm long and the sleeve is 80 mm long, so the available space inside the model matters.
- Propeller size: The propeller is 36 mm. Compare that with the setup you want to build.
- Kit contents: The package includes several fitting parts, so confirm that this is the configuration you need.
What Is Included
- 1 x RC boat drive shaft assemble kit
- Drive shaft
- Propeller
- Universal joint
- Cross shaft wrench
- Screw
Before You Decide
Check the 3.17 mm motor shaft size, the 130 mm shaft length and the 80 mm sleeve length before choosing an offer. This kit is set up for RC boat and RC submarine model builds, so it is important to match the dimensions and included parts to your project.






