These popular shaft flex denominations aren't as important as you think, according to an expert club fitter from True Spec Golf.

Golf shafts are designated with a letter code, the letters most commonly being X, S, R, A, and L. What do these letters represent? Those letters tell golfers about their flex shaft, aka how ...

In the latest Fully Equipped mailbag, GOLF's Jonathan Wall highlights one number that needs to be taken into consideration during shaft testing.

Golfers beware: The shafts in your clubs adhere to no industry-standard specifications. Which means that one brand's regular or “R” flex, for instance, is not the same as another's. Same thing ...

Stafford Manufacturing Corp. has introduced a broad line of rigid shaft couplings that feature over 500 standard items to solve a wide range of mechanical design challenges.

Drake and 21 Savage's "Rich Flex" single extends Drake's records on Hip-Hop and Rhythm Radio Charts, while 21 Savage picks up new champs.