Project 321 G3 Rear Hub- 12x157mm SuperBoost

Project 321 G3 Rear Hub- 12x157mm SuperBoost

Marsoni

M251S

$227.50

Get it in 3 business days with 1 day shipping. Friday, May 29

Project 321 G3 Rear Hub- 12x157mm SuperBoostProject321's G3 12x157 Rear Hub Our approach with G3 was to build a hub that strikes the ideal balance between strength, weight, reliability, and efficiency. The result of this design philosophy is a robust and efficient hub set with instant, rock solid engagement. Engagement G3 hubs use the same 72 tooth drive ring and three step magnetically actuated pawls as our proven G2 hubs. To increase engagement without compromising reliability we added two

Easy Shipping

Quick Dispatch:

Your Project 321 G3 Rear Hub- 12x157mm SuperBoost orders ship within 1-2 business days.

Delivery Options:

Standard: 3-7 business days
Fast: 2-3 business days
Express: 1-2 business days

Order Tracking:

You'll receive a tracking link by email once your Project 321 G3 Rear Hub- 12x157mm SuperBoost ships.

Need Help?
Questions about Project 321 G3 Rear Hub- 12x157mm SuperBoost, sizing, or delivery? We're just an email away.

Live Shipping Estimates:
Enter your location at checkout to see available shipping methods and costs for Project 321 G3 Rear Hub- 12x157mm SuperBoost in your area.

Get Shipping Estimates

Country Zip/Postal Code

Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
Final sale items are not eligible for returns or exchanges.
To process your return/exchange, please contact us at [email protected]
Please click here for more details>>> Return & Exchange Policy

The kit includes several useful pieces and helped me replace accessories I already had worn out. I liked that everything came organized and it was easy to find each part. Some pieces feel sturdier than others, but overall it does the job well and it is convenient having everything together in one package.

WAS THIS REVIEW HELPFUL?YesReportShare

Reviewed in the United States on May 28, 2026

Verified Purchase

German Vargas

Alexandria, US

★★★★★ 5

Buena calidad precio

Style: 28Pack Eufy Omni C20 Accessories

Precio beneficio me parece un paquete bastante completo para hacer los mantenimientos. En cuanto a tamaño calidad y funcionamiento no hay queja (salvo por del atornillador que es como de mentira y se desarmo al tratar de aflojar el tornillo y no es de la medida correcta).

WAS THIS REVIEW HELPFUL?YesReportShare

Reviewed in the United States on November 8, 2025

Garrett Moore

Lexington, US

★★★★★ 5

Excellent Long Term Value & Perfect Compatibility with Eufy Omni C20 Robot Vacuum

Style: 28Pack Eufy Omni C20 Accessories

This set is of great quality and value for the money. It fits perfectly with the vacuum and base station and includes extra tools like a small screwdriver if you need to make any repairs. I love how it functions and provides the user with an easy experience with all the maintenance tools in one kit, lasting for many months or even a year or two with the primary vacuum. I absolutely recommend this product. Everything you need!

WAS THIS REVIEW HELPFUL?YesReportShare

Reviewed in the United States on November 29, 2025

Jim

Lake Worth, US

★★★★★ 4

Great value pack

Style: 28Pack Eufy Omni C20 Accessories

I've used each type of item in my vacuum and they all work just as well as the originals. The fit is precise and they last just as long as the original items. It's a great value pack and I love that I have so many extras in the house. I did ding one star because the included screwdriver is the wrong size to install the side brush. If you aren't paying attention during installation you could easily strip the screw. The other items are very easy to install.

WAS THIS REVIEW HELPFUL?YesReportShare

Reviewed in the United States on February 1, 2026

Belle

Lake Worth, US

★★★★★ 5

Solid Purchase

Style: 28Pack Eufy Omni C20 Accessories

Fits perfectly for my Eufy! My only suggestion would be to include the little filters too.

WAS THIS REVIEW HELPFUL?YesReportShare

Reviewed in the United States on October 24, 2025