Brand New UST Mamiya Helium Black Driver/Wood Graphite Shafts. 

HELIUM BLACK IS DESIGNED WITH PREMIUM MATERIALS FOR ALL GOLFERS LOOKING FOR A LIGHTWEIGHT STRUCTURE WITH EXTREME STABILITY. 
Helium wood shafts are a light weight design using materials in innovative ways for the best in feel and stability never seen before in light weight structures. This is for the golfer seeking to maximize distance with longer builds and incredible control. 
LOW RESIN CARBON FIBER We are able to reduce additional weight by using 25% less resin. Lowering the weight but also adding stiffness for stability. 
COUNTERBALANCED DESIGN The shaft is counterbalanced to work well with today's heavier driver heads. IMPROVED STIFFNESS PROFILE We are able to increase stiffness without sacrificing feel for all swingers. In addition to using lower resin carbon fiber material, we added more carbon fiber in key areas for additional stability and improved shot dispersion.

Options are: 
4F2 Light Flex
5F3 Regular Flex
5F4 Stiff Flex
5F5 Extra Stiff Flex

Sale is for one shaft.

Mid Launch
Mid Spin

The shaft can come with the following adapters installed:

Taylormade - Fits Stealth and Stealth Plus 1 and 2, Sim 2, Sim, M1 to M6, and more
Callaway - Fits Paradym, Epic Max, Mavrik, Flash, Rogue, and more. 
Cobra - Fits Aeroject, Radspeed, Speedzone, F9, and more
Ping - Fits G430, G425, or G410
Titleist - Fits All TSr, TSi, TS models, 913 to 917, and more.
PXG - Fits All Models and All Generations