Patent ID: 8876628

Claim:
A golf club shaft extending from a tip end to a butt end and made of fiber reinforced resin, comprising a weight being in a range of from 30 to 55 g, a whole length LS between the tip end and the butt end, a center of gravity of the shaft located with a distance LG from the tip end, a ratio of the distance LG to the whole length LS being in a range of from 0.54 to 0.65, a butt end portion which has a length of 300 mm from the butt end toward the tip end, the butt end portion including fibers including a low elastic fiber having an elastic modulus in a range of from 5 to 20 t/mm 2 , and a high elastic fiber having an elastic modulus greater than 20 t/mm 2 and not more than 50 t/mm 2 , and said fibers in the butt end portion comprising, in weight, the low elastic fiber of from 20 to 30% and the high elastic fiber of from 80 to 70%.