Solas Rubex RBX-203B Interchangeable Hub Kit – E-Series (RBX203B)
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
Overview
The Solas Rubex RBX-203B Interchangeable Hub Kit (SKU: RBX203B) is a premium rubber hub system designed for use with Rubex propellers on Mercury E-Series outboard drives. Built with one-piece rubber construction and anodized aluminum splines, this hub kit eliminates chatter and vibration, absorbs shock from submerged object strikes, and protects your gearcase from damage — all while being fully reusable if the propeller blade is ever damaged.
The RBX-203B is interchangeable with Mercury Flo-Torque and Michigan Vortex propeller hub systems, making it a versatile and cost-effective choice for E-Series applications. All necessary hardware is included.
Confirm fitment at rubexprops.com before ordering.
Features
- Seats precisely to propeller hub cavity — eliminates hub chatter and vibration
- One-piece rubber construction — no plastics to deteriorate over time
- Hub will not spin in propeller under load
- 10° deflection absorbs shock when shifting gears or striking a submerged object
- Anodized aluminum splines (some configurations available in bronze)
- Reusable if propeller blade is damaged — simply transfer to a replacement prop
- Interchangeable with Mercury Flo-Torque and Michigan Vortex hub systems
- All necessary hardware included
Specifications
- SKU: RBX203B
- Hub Model: RBX-203B
- Application: Mercury E-Series outboard drives
- Construction: One-piece rubber with anodized aluminum splines
- Deflection: 10°
- Hardware: Included
Related Hub Kits
- Solas Rubex RBX-102B Interchangeable Hub Kit – E-Series (17015301)
- Solas Rubex RBX-104B Interchangeable Hub Kit – E-Series (17015304)
- Solas Rubex RBX-203X Interchangeable Hub Kit – E-Series
- Solas Rubex RBX-127 Interchangeable Hub Kit – E+ Series (17039300)
Parts Desk Insights
Best Use Case: Recommend the RBX-203B for customers running Mercury E-Series drives with Rubex propellers who need a hub kit replacement or are upgrading from a standard hub. This is the ideal solution when a customer has damaged their hub but the propeller blades are still intact — the rubber hub absorbs the impact and the blade assembly transfers directly to the new kit, avoiding the cost of a full propeller replacement. The 10° deflection is a strong selling point for customers boating in shallow or debris-prone water. If the customer is running an E+ Series drive, refer them to the RBX-127 instead. Always confirm the correct hub model via the Rubex fitment tool at rubexprops.com before finalizing the sale.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 3–4 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.