Besides sharing all basic qualities of any Endless compound the MA45B is an top-of the line endurance compound developed for sport cars racing and similar. Suitable for all demands, from the heavier production based sport scars all the way to the pure prototypes, the MA45B is used worldwide by a number of endurance teams with excellent results. For this compound the wear characteristics are exceptional and well above those for ME20. This makes it suitable for both medium and short distance endurance races (like 6 hour, 12 hour and 24 hour). The initial bite is high, yet the modulation is still excellent. This means a good combination of performance and control is achieved.