Internal Motorcycle Fender Support Struts – Hidden Passenger Mount for Choppers & Bobbers
Achieve a flawless, clean look for your custom build with Twisted Choppers Internal Fender Support Struts. Designed to mount invisibly inside our radius-style fenders, these struts perfectly contour an 18-inch wheel.
Fabricated from 1/4-inch thick American steel, they provide the heavy-duty structural rigidity required to safely carry a passenger without cluttering your bike’s profile with external hardware.
- Fitment: Follows 18″ wheel radius (fits inside Twisted Choppers radius fenders)
- Material: 1″ wide x 1/4″ thick steel for maximum strength
- Function: Hidden support for 2-up riding/passenger seats
- Origin: Proudly Made in the USA





Danny W. –
Heavy duty, great for a passenger and a hidden look