MAXIMUM VELOCITY! ®

Needle Outlaw Wheels by DerbyWorx







Take advantage of the ultra-high performance of needle axles! These precision machined outlaw-style wheels and needle axles from DerbyWorx will outperform any other wheel/axle set on the market.

Contents

This product contains:

Benefits


  • Top Performance - Precision-machined from the raw material (not injection-molded like most wheels) to provide excellent precision in all dimensions for smooth, fast, and straight runs.


  • Less Surface Contact per Rotation - Our regular outlaw wheels have a linear contact between the wheel bore and the axle per revolution of .289 inches. Due to the smaller bore size, these needle wheels have a linear contact of 0.126 inches, a 56% reduction in surface contact per revolution. Over the course of a 32 foot track (actual distance traveled is about 27), this results in a reduction of over 44 inches of linear contact!


  • Fast Starts - Very light weight for the fastest starts possible.


  • Minimal Friction from Car Body - Pre-beveled hubs minimize contact with the axle head and car body.


  • Minimal Track Surface Friction - Extremely small contact patch minimizes track friction.


  • Minimal Lane Guide Friction - The wheel sides are beveled to minimize contact with the lane guide (see Figure 1).


  • Well-balanced - Machined from Delrin for uniform density throughout.


  • Computer Designed - To provide the maximum mechanical advantage over axle friction.

Usage

These wheels are ready to roll - just lube and go. Do not sand the tread surface as this may detract from performance.

To prepare the car body, axle holes must be drilled with the supplied 1/32 inch drill bit. The holes must be drilled accurately, so use an accurate drill press, and drill slowly to minimize flexing of the drill bit.

Figure 1
Wheel Profile


Technical Information

Wheel Diameter Tread Contact Width Overall Hub Width Wheel Bore ID Wheel Weight Material
1.200" 0.025" 0.180 0.040 1.1 grams Delrin



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