Golf Club Shaft Flex Guide
Golf Club Distance Chart for Seniors
Golf Club Distances
21 Degree Hybrid; Vs 19°/23°
There are many factors that determine your particular swing speed.
Especially since no one seems to have had the same results with the club you awarded the winner.
If it is under 75 mph then you should use a ladies flex.
For most golfers, it may be worth forgoing those couple of yards in favor of smaller numbers tighter standard deviations and smaller circles better dispersion.