Longacre Accutech Digital Tachometer Helmet Accessories The R-9253 works with medium

The R-9253 works with medium width side-mounting seats with a measurement at the side-mounting point of 410-426mm

Fits either Driver or Passenger side

• 1 setting tool

Includes everything necessary to replace tear-off posts on one Bell helmet shield

Coolquilt not only means breathable comfort

Longacre Accutech Digital Tachometer Helmet Accessories The R-9253 works with mediumLongacre's AccuTech Digital Tachometer features state of the art electronics that allow for an accurate reading within 10 RPM. Weighing only 1. 5 ounces, the digital tachometer offers a fast response and easy recall of the MAX RPM. High RPM warning light helps prevent motor damage. The self powered unit (300+ hours via battery) can be optionally hardwired to the car and includes a protective mounting bracket.