Brunswick Hammer Black Widow Viz-A-Ball Bowling Ball

Hammer Black Widow Viz-A-Ball Bowling Ball The Black Widow Viz-A-Ball features the original Gas Mask core shape the bowling world knows and loves and is combined with a Carbon Fiber outer core for durability and power. This familiar core system is wrapped with Polyester and has a Crown Factory Polish finish.Hammer recommends Tough Scrub to keep your Black Widow Viz-A-Ball Performing its best!BALL SPECSPerformance Level PolyesterCore Gas MaskCore Type AsymmetricCoverstock PolyesterCover Type PolyesterFinish Crown Factory PolishWeights 16-12 PoundsLane Condition Light oilReaction StraightWarranty One year from purchase dateRG / DIFF / ASY16 lb - RG (2.500) DIFF (0.049) ASY (0.012)15 lb - RG (2.480) DIFF (0.058) ASY (0.013)14 lb - RG (2.510) DIFF (0.058) ASY (0.013)13 lb - RG (2.589) DIFF (0.043) ASY (0.011)12 lb - RG (2.612) DIFF (0.043) ASY (0.011)