Callaway OptiFit 4 Fairway Compatible Shaft Adapter

This OptiFit4 fairway compatible shaft adapter is designed for club builders who want reliable fit, repeatable adjustability, and clean installation when pairing aftermarket shafts with OptiFit4 fairway wood heads from Callaway compatible systems. The OptiFit4 adjustment design uses a multi-cog sleeve structure that allows independent loft and lie tuning. The four-piece cog system provides clearly indexed +, –, and neutral settings, delivering multiple loft and lie combinations for precise ball flight tuning. Adjustments are repeatable and easy to return to baseline, making it ideal for both fittings and long-term gamer builds. Loft and lie changes can be used to influence launch, spin, and directional bias — helping dial in trajectory windows, tighten dispersion, and correct common shot-shape tendencies when properly fit. Each adapter is precision-machined from high-strength alloy for durability and consistent engagement, and is built to handle repeated shaft swaps and adjustment cycles. Available in both Right Hand and Left Hand versions to match your head orientation. Customers may also select our optional internal hosel sanding service, where the inside bore is lightly prepped to improve epoxy adhesion and promote a stronger mechanical bond during installation. This saves build time and supports maximum bond strength when installed with proper epoxy procedures. Hosel Diameter - .335 Brand - Shaft Connect This OptiFit 4 fairway compatible shaft adapter is compatible with the following: Callaway Quantum Max Fairway Wood Callaway Quantum Max D Fairway Wood Callaway Quantum Triple Diamond Fairway Wood Callaway Quantum Max Fast Fairway Wood