Yes, the cross sectional dimensions must not exceed 1.75 inches.
Lamkin sells golf grips, including specialty golf grips, putter grips, cleaning wipes, and other types of grips. They also offer training on how to properly use the grip.
Unfortunately not, you can not use these grips at any level of official competition. The grips are against the rules because they have fixed hand positions.
There are many places online that have information on good or even great golf club grips. One of the best sites with information on these club grips is Google Reviews.
Yes.
It is just the legal limit that has been set under the rules of golf. 1.68 is also known as the Golden Ratio.
While white spirits can be used to remove old grip tape and residue from golf clubs, it is not recommended to use them for installing new golf grips. Using a gripping solvent specifically designed for golf grips will provide better adhesion and help extend the life of the grips.
Yes, all handlebars have the same diameter out by the grips.
humidity
In the earlier days, leather was the material selected for golf club grips. They are still available today, but quite rare and expensive compared to other grips.
This seems to be the same idea, and they say they are conforming, would be interesting to hit. http://www.feelwedges.com/Grips_s/60.htm
use sand paper on them
Golf Pride VDR Red