Turbo MS Quad Bowling Ball Insert Finger Grip ? Dual-Sided for Comfort and Control Improve your bowling grip with the Turbo MS Quad Bowling Ball Insert Finger Grip, designed to offer both tactile feedback and a subtle loft increase. Perfect for bowlers who want a comfortable and precise fit, this dual-sided insert delivers versatility and performance. Side 1 features the Milled Oval Smooth or Mesh, providing a tackier, textured feel that also acts as a wear indicator?once the mesh wears off, it?s time to replace your inserts. Side 2 offers the Sof-T Power Lift 1/8" forward pitch for a gentle increase in loft, with a contoured pad and smooth surface, making it ideal for beginner bowlers. All Turbo MS Quad inserts include a patented Glue Groove that helps minimize excess adhesive seepage during installation. Key Features: Sizes 19/32 through 13/16 have an outer diameter of 31/32" Sizes 53/61 through 29/32 have an outer diameter of 1-1/32" Choose from 5 colors to customize your ball and grip to your style. Available in 19 sizes to fit various finger hole dimensions: Dual-sided insert: Milled Oval Smooth/Mesh for tacky feel and wear indication, Sof-T Power Lift 1/8" for gentle loft increase Patented Glue Groove to reduce excess adhesive on surface Available in 19 fractional sizes for precise fit Two outer diameter sizes: 31/32" and 1-1/32" based on insert size 5 color options for customization Specifications: Insert Type: Bowling Ball Finger Inserts (Dual-Sided) Diameter: 31/32" (sizes 19/32?13/16), 1-1/32" (sizes 53/61?29/32) Sizes Available: 19 fractional sizes Colors Available: 5 colors Application: Bowling Slugs Inserts