Evidence Before Assembly
The Golf Component Lab
Free, source-scoped tools and guides for checking golf shaft adapters, clubhead fit and component details without guessing.
analytics
Adapter Compatibility Checker
Check a small verified dataset for Titleist SureFit generations and a scoped Callaway OptiFit 4 handedness condition. Unknown combinations fail safely.
Check a combination →
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Used Shaft Inspection Checklist
Record seven fit fields before buying a pulled shaft: OEM system, head identity, club type, handedness, shaft interface, hardware and evidence.
Open the checklist →
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Measurement-First Fitting Guide
Start with height, wrist-to-floor and hand size, then validate the candidate build with shots, launch conditions, consistency and feel.
Use the fitting workflow →