TSi DESIGN Deeper, lower CG for maximum distance through Speed Optimized MOI design ATI 425 Aerospace Titanium in face creates a long, straight, stylish and incredible sounding driver Face delivers higher ball speed at every point of contact Improved aerodynamics for increased speed Multi-dimensional stability for added speed, and a tighter speed range up and down the face Adjustability features for fine-tuned performance SHAFT OPTIONS Graphite Design Tour AD DI Toray NANOALLOY material technology stabilizes the tip Premium Toray carbon fibers support the low-torque, medium bend profile Launch/Spin: Low-Mid/Low-Mid Graphite Design Tour AD IZ Designed to promote rhythm and tempo Premium Toray 1100G fiber in the tip for excellent stability A Tour-grade mix of performance and feel Graphite Design Tour AD XC Powerful shaft Toray M40X high modulus, high strength fiber helps shaft remain strong and stable through impact Designed to suit a fast, modern head like TSi Launch/Spin: Low-Mid/Low Speed/Distance Adjustment Tool is NOT included