The Oury Original MX Grip will provide you with the performance and comfort you expect from the best!  The standard by which all others are measured.  Used by amateurs and professionals the world over.  Made in the U.S.A.

Specs:

4.5″ long (114 mm)
7/8″ I.D. left hand grip (22.25 mm)
1″ I.D. throttle hand grip (25.4 mm)
1.19″ O.D. (30.2 mm)
4 ounces (113.4 grams)