Brunswick Bionic Positioner Bowling Glove ITRGTMICRO but with one very important

but with one very important benefit: it lacks the core material that most other balls have

Deep-cleans and polishes without changing the integrity of the cover

consistent release that makes the ball react the way you want for more strikes and spares

and it made of grey felt material

Measurement markings along side of device

Brunswick Bionic Positioner Bowling Glove ITRGTMICRO but with one very importantThe Brunswick Bionic Wrist Positioner offers several wrist cup and lateral positions to best suit your game. The extended version gives support and assists in developing a more powerful ball roll. This positioner is is made of durable aluminum materials that make it lightweight and comfortable. Extended version provides more support and helps create a more powerful ball roll Durable aluminum construction Light weight for maximum comfort Provides