Vise Insert Transition Sleeve
Transition Sleeves - turns 1-1/32 hole into 31/32 hole
The transition sleeve is used in a finger hole when going down in grip size from a that needs a 1 1/32 hole...
Vise Insert Thumb Slug It Top Sleeve
This fits on 1 1/8, 1 1/4, and 1 3/8 slug sizes
Use glue to adhere the top sleeve to the top of the drilled hole in the bowling ball.
Switch Grip® Interchangeable Inserts consist of ONLY TWO components, an Outer Sleeve that is permanently glued into your thumb hole, and an Inner Sleeve, which can be removed and used amongst all of...
Vise Insert Thumb Slug It Top Sleeve
This fits on 1 1/8, 1 1/4, and 1 3/8 slug sizes
Use glue to adhere the top sleeve to the top of the drilled hole in the bowling ball.