DRIVEN RACING Counter Shaft Sprocket - 15-Tooth 1046-520-15T X101 Helmet Liner Provides ample ear cavity space

Provides ample ear cavity space for most speaker systems

Shell flares 5 mm around the base

Moisture channel guides sweat to run across the top and down the sides of the frame

Quick-change fog-free shield

RPM via analog gauge Stepper motor allows for a faster and smoother response and more accurate information Indicator lights in multiple colors allow for easy recognition H-D model uses 3-pin OEM speed sensor Measure 3

DRIVEN RACING Counter Shaft Sprocket - 15-Tooth 1046-520-15T X101 Helmet Liner Provides ample ear cavity spaceOne of the lightest 520 steel sprockets available today Designed using our proprietary EST Technology Performance and longevity all in one sprocket Attractive black zinc semi gloss finish Lowered surface to remove unnecessary weight