The .580 and .600 is the core diameter of the grip. Obvioulsy, the difference is .020, but the effect is this - if you put a .580 core grip on a .600 butt shaft, the actual size of the playing grip will be 1/64" oversize. If you put a .580 grip on a .580 butt diameter shaft, the playing grip size will be standard. .600 core grip on a .600 butt shaft = standard. If you enter the code for the buy 6 get 6, you will receive 12 grips for the price of 6. On the v sand wrap grips, whcih are normally $2.99 ea, the price for 12 will be $17.94.
Date published: 2017-06-12