Real Bowlers Tape 500CT 1 in. Blue shoe cover The Sentinel core has its

The Sentinel core has its mass evenly weighted at both ends

The Beast was a great addition to the Columbia 300 line last season

Light Weight Block: Symmetrical Core

Weights 16-12 lbs

Dimensions: 28" L x 10: D x 17" H

Real Bowlers Tape 500CT 1 in. Blue shoe cover The Sentinel core has itsReal Bowlers Tape Blue Roll of 500 1 Inch. Since the original Bowler's Tape was invented by Chris Keller, many companies have tried to duplicate the original product, but have failed over and over again. Keller's vision of The Bowler's Tape was to supply a product that could modify the grip of a thumb hole in a bowling ball without leaving any residue behind. As WE ALL know this is not the case in any of the products made available to us today.