Ping G812 Junior Driver No longer does the junior golfer have to play with dad? cut-down driver. We proved that in testing, where the custom-engineered G812 driver outperformed the industry-leading junior driver with 3.5 mph faster ball speed, 15 yards in distance, and a 50% higher MOI. The G812 driver is specially optimized with an appropriate 195g head mass, 15? loft, A8 swingweight, aerodynamic crown technology, faster face, and a shorter (41), lighter counterbalanced shaft to maximize speed, distance and accuracy for players ages 8 to 12. (In testing, the G812 driver MOI was 37% greater high-low on the face and 25% greater heel-toe than our PING Moxie driver.) Though built to fit the body type and swing speed of juniors, the G812 driver boasts most of the same innovations of an adult-sized G driver: Dragonfly Technology for extreme CG and maximum MOI; Vortec Technology and Crown Turbulators to make the head more aerodynamic and faster; a precision-machined Ti 6-4 varia.