Streamline Limited Edition Disc East Prototype Neutron Boost Distance Driver Golf Disc (Individually Listed)An overstable 9. 5 speed driver, the Boost has received a minor modification to slightly lessen the fade, allowing for a bit more flight time before the dependable drop into your landing zone. Arriving with flight numbers of 9. 5 4 0 2. 5, the Boost has all of the makings of a workhorse driver that can be worn in over time to fill a ton of slots. It?s already one of Eagle?s go to molds, and we think the Boost will be one of the most dependable discs