Since the dawn of the 21st Century no one can compete with the success that Roto Grip has had in the mid price category. The introduction of the all new HORIZON reinforces that truth by building upon the legacy that the Retro Line and the RS Series have established.Featuring the new Helios weight block, this unique design delivers a lower RG and medium differential for consistent mid lane motion along with an angular move off the spot. The single density core guarantees a higher coefficient of restitution for increased hitting power, even on those off pocket hits!We have taken the best characteristics from our past and have created the outstanding Ultimate Grip pearl reactive coverstock. It comes to you in a 1500 grit polish for added length and maximum energy retention at the break point on those medium patterns.The dawn of a new era is upon you, so jump on board or get run over!Roto Grip Pro Pin TechnologyPRO PIN A Pro Pin is where the Pin distance from the CG is 5 6 out. Although still categorized as a first quality ball it has limited drill options see our Pro Pin Drilling Options that requires a certain type of bowler. Please consult your pro shop professional before purchasing one of these balls. Anything more than 6 would be termed an X Blem second.Product Type Bowling Balls