Shaft Flex Letters Are ‘Essentially Irrelevant,’ According To An Expert Club Fitter

Flex is the measure of a shaft’s ability to bend as force is applied to it. The typical range of shaft flexes available on the market range as follows: TX (most stiff), X (extra stiff), S (stiff), R (regular), A (senior), and L (ladies, least stiff). Some companies use different denominations such as numbers or colors to denote flex, but golfers are most familiar with the letters listed above.

GOLF.com’s Andrew Tursky breaks down a recent episode of GOLF’s Fully Equipped podcast where Kris McCormack, a cohost of the show and the VP of Tour and Education at True Spec, spoke in-depth on the topic of shaft 

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