The Extreme Game Improvement Hot Launch E-521 Driver features an extreme Moment of Inertia (MOI) with a major emphasis on ease of launch, playability and correcting miss-hits and slices to go straighter.

The 460-cc Hot Launch E521 Driver made from premium 6-4 Titanium is all about ease of use. Stock Shaft: Mitsubishi Fubuki. Grip: Lamkin Z5.