The thread-like feature absorbs the load of the weight and the velocity of the bowling ball delivery; i.e. visualize pulling a nut straight off a bolt without unscrewing it. The Twist cannot be removed from the bowling ball wi…

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 your equipment. The Outer Sleeve will re…

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 your equipment. The Outer Sleeve will re…

2 Sizes: Large (Thumb - red) and Small (Fingers or Small Thumb - blue) Switch A Roo Locking Tools can be used to remove Inner Sleeves that become tight due to climate changes (expanding ball cores), loose debris that can get down into ho…

Aids in lifting an Inner Sleeve insert up and out of a tight thumb hole. Removable inserts can become difficult to remove when a ball core expands due to hot/cold climate changes or simply over time as the ball absorbs lane oil. Ball cor…

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 your equipment. The Outer Sleeve will re…

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 your equipment. The Outer Sleeve will re…

This Tool is used to take your Vise IT thumb slug out of your bowling ball and put into another ball. The rubber of the Change IT takes the wear and tear off your thumb for those stubborn thumb slugs.

12 Pack Easy Slug Slug IT Top Sleeve Slug IT Safety Mollie  

20 Pack

25 Pack 1-1/4 1-3/8

25 Pack Used when converting from Switch Grip to IT

Vise Interchangeable Fingers Black Only

Soft and easy to carve Drill Sizes: 1-1/8, 1-1/4 & 1-3/8 Length: 2-5/8

Easy 100% Urethane Easy to carve leaving a quick, clean release Drill Sizes: 1-1/8, 1-1/4 & 1-3/8 Length: 2-5/8

100% urethane Pre-sanded outside surface Ideally used as quick plug when re-pitching finger holes.

100% urethane, quick release, consistent feel Pre-sanded outside surface 3” drill depth with center indicator mark. Ideally used as quick plug when moving or replacing Switch Grip Outer Sleeve hole.

100% urethane, quick release, consistent feel Pre-sanded outside surface Standard 1 1/8”, 1 1/4” and 1 3/8” solids have 2 5/8” drill depth with center indicator mark.

Ms. QUAD® (MQ) – Available in: 15 sizes, 7/8″ diameter, sizes 17/32 – 3/4  Side 1: Perfect Oval – Milled Oval with Smooth or Mesh Surface – designed as a true, milled oval shape. This oval shape is flat through the center a…

QUAD® (Q) – Available in: 19 sizes, 9 colours, Standard 31/32” diameter for sizes 19/32 – 13/16, 1 /32” diameter for sizes 53/64 – 29/32. Side 1: Perfect Oval – Milled Oval with Smooth or Mesh Surface – designed as a t…

One side of the insert is an Oval cut and the other side is a 1/4" Foward Pitch Power Lift Drill Size 31/32: 9/16, 37/64, 19/32, 39/64, 5/8, 41/64, 21/32, 43/64, 11/16, 45/64, 23/32, 47/64, 3/4, 49/64, 25/32, 51/64 and 13/16 Drill Si…