Track Proof Hybrid Bowling Ball Weight:13 lbs. even with it's combination of

even with it's combination of a strong core

This ball takes the QR-7 Pearl coverstock with a polished finish and wraps it around the Modified Tri-Core to offer more versatility allowing it to pair well with medium as well as lighter oiled lanes

Carbon fiber is one of the toughest materials on earth

then you can transition to something cleaner once the fronts go away

Track Proof Hybrid Bowling Ball Weight:13 lbs. even with it's combination ofTrack Proof Hybrid Bowling Ball Release Date: 1 14 21 Do you need even more proof? Track has got even more Proof in the form of a Hybrid high performance bowling ball. This ball combines the best of the pearl and solid versions to offer a strong mid lane reaction and down lane continuation on medium to heavy oil. Color: Red Black All colors do vary somewhat from the picture shown Coverstock: Prime Response Hybrid Core: Proof Finish: 500, 3000 Siaair