Everything you need to get started – Kit includes
1 Bottle of Glue
1 Jopo Twist Locking Tool
6 Jopo Inner Sleeves With Slugs
12 Outer Sleeves
1 – 1 1/2″ Drill Bit With Stopper
JoPo Grips, a company with a new interchangeable thumb insert. This insert uses patented technology, creating a durable bowling grip that will enhance your bowling experience.