Masters Superbike Championship 2017 - Supertwins & Production Twins Feature

The Masters Superbike Championship is not all about the Superbike and Supersport stars, there's also a very strong supporting cast of highly accessible racing classes. Here's a look at the Supertwin and Production Twin divisions with multiple champion Dave Butler.

The Masters Superbike Championship is Ireland's Biggest Motorcycle Racing Championship. See ww.masterssuperbike.ie for info.

• #sports
• #mondello_park
• #irish_motorcycle_racing
• #irish_superbike_racing
• #motorcycle_racing
• #masters_superbike_championship
• #superbike_racing
• #irish_supersport_racing
• #bishopscourt