Cobra Racing 12mm-17mm Hex Hub Adapter for Traxxas 1/10 Cars (See compatibility list below)
Level-Up your Traxxas 1/10 scale RC Car with the Cobra Racing 12mm-17mm Hex Hub Adapter & Extender. Designed to provide enhanced stability and improved handling, this high-quality hub adapter is ideal for bashing, racing, and custom builds. Made from durable 7075-T6 aluminum and featuring a sleek black finish with a navy blue nut, it combines strength, style, and functionality.
Each adapter also features a 6mm offset on each side, widening your RC car’s stance and providing additional stability, especially beneficial in tight turns and at high speeds. This part is also ideal for users looking to convert their Slash into a Backslash or anyone that wants to turn their rig into Monster Status. By adding this upgrade, you would have essentially turned your 1/10 into a 1/8th, giving your model added versatility.
Key Features
- Premium 7075-T6 Aluminum: Known for its high strength and corrosion resistance, 7075-T6 aluminum ensures these extenders can withstand tough conditions.
- 6mm Offset: With an added 6mm offset on each side, your RC model gains a wider stance for enhanced control and balance.
- Ideal for Conversions: Perfect for converting your Slash into a Backslash or giving your RC truck a monster truck transformation, essentially turning your 1/10 model to a 1/8 scale.
- Stylish Black and Navy Design: With a black body and navy blue nut, this extender adds a show-room look to your RC setup.
- Easy Installation: Quickly converts 12mm hex hubs to 17mm, allowing you to fit larger wheels and tires for improved performance.
Compatibility
The 12mm-17mm Hex Hub Adapter / Extender is compatible with the following Traxxas 1/10 models:
- Traxxas Slash 1/10 (2WD, 4WD, VXL)
- Traxxas Stampede 1/10 (2WD, 4WD, VXL)
- Traxxas Rustler 1/10 (2WD, 4WD, VXL)
- Traxxas Bandit 1/10 (2WD, VXL)
- Traxxas Hoss 1/10
- Traxxas Rally 1/10
Package Contents
- 4 x 12mm-17mm Hex Hub Extenders (Black with Navy Blue Nut)
- Locking nut hardware set – Includes all necessary screws for secure attachment
Why Choose Cobra Racing’s Hex Hub Extender?
- Increased Versatility: Expands your vehicle’s wheel options, allowing for larger, more aggressive tires.
- Durable Build: 7075-T6 aluminum construction ensures long-lasting performance.
- Enhanced Performance: Provides a wider stance for better handling and control.
- Stylish Upgrade: Black and navy accents offer a unique, custom look.
- Conversion Potential: Easily adapt your model to a larger scale, enabling custom builds like the Backslash or monster truck conversion.

Verified owner Robert W. (verified owner) –
Will definitely 17mm convert using your existing 12mm’s and look good doing it
Verified owner Paul (verified owner) –
Very happy with the quality of the product! And a great price!!