V-Twin Mfg Internal Hideaway Fork Stop Neck Cup Kit 1 Inch Neck Stem
A complete internal fork stop solution for Big Twin and custom frames accepting press-in neck cups, this chrome kit hides the steering stop inside the cup itself. Buyers choose between 35-degree and 45-degree turning radius and get everything needed for a full installation.
Key Features
- Internal built-in fork stop with 35-degree or 45-degree turning radius choice
- Chrome finish with steering stop held by pins
- Complete kit includes races, bearings, neck cups, and all installation hardware
- Designed for Big Twin and custom frames with press-in neck cups
Technical Specifications
- Stem size: 1 inch neck stem
- Overall height: 1.620 inches
- Stem height: 0.737 inches
- Turning radius: 35 degrees or 45 degrees (selectable)
- Finish: Chrome
- Includes: Races (not pre-installed), bearings, cups, and all hardware
Fitment Notes
- For Big Twin and custom frames that accept press-in neck cups with a 1 inch neck stem
- Races are included but not pre-installed – install before use
- Verify frame accepts press-in neck cup format before ordering





Michael G. –
Very nice chrome finish and works perfectly
Don –
I Installed this internal head lock on my new Springer and Gasbox frame neck. It fits very well after mocking up the bearings and locking mechanism correctly.