Supersprox Rear Sprockets Mini/Junior MX - KTM Group Stock Item:RS-50SX 14>TC50 17>BK 41T You can expect up to

You can expect up to 4 times longer chain life than a non-sealed 420 equivalent chain

PRELOADED US PUBLIC LAND BOUNDARIES: Yes

Provides optimal airflow and ventilation for comfort and safety

Can be used with dial indicators (not included)

Ultra-grippy retro diamond tread pattern for comfort

Supersprox Rear Sprockets Mini/Junior MX - KTM Group Stock Item:RS-50SX 14>TC50 17>BK 41T You can expect up toHIGH PRECISION CNC machined for perfect fit SPECIAL TOOTH SHAPE Prolongs sprocket life GROOVES FOR MUD Extends chain and sprocket system duration 7076 T651 ALUMINUM Is the strongest world class material for motorcycle sprockets PERFECTLY FINISHED Anodising will not lose its shine