Twin Air Air Filter Beta Enduro 2-Stroke Assorted Models & Years Use_Race The 17 mm nut is

The 17 mm nut is crossed-drilled so racers can safety wire the filter to their bike

Adapted to Adventure/Trail models handlebar's inner diameter

A quality ATV/UTV U-Joint assembly from All Balls

1A USB Output - Charges smartphones

meaning the tech will never become obsolete

Twin Air Air Filter Beta Enduro 2-Stroke Assorted Models & Years Use_Race The 17 mm nut isTwin Airs breakthrough, fused dual layer design (now widely copied) combined performance and protection. The fused layers of open pore foam and fine inner foam trap even the smallest particles. The new, rounder design boosts airflow. So do the minimized seams made possible by a revolutionary micro gluing process: Shorter seams = more foam = more flow. Features: Designed for Your Bike: No universal fits at Twin Air 1500+ moulds available for all sorts