Hammer Web M.B. Bowling Ball Select Weight:15 lbs. was done with the Katana

was done with the Katana in mind but with more dynamics offering the driller more options

patented metal support of all Robbys Originals

Our study showed that the increased intermediate differential in The Results creates a more dramatic change of direction

available in different colors

Fabric-lined w/ padded tongue and collar

Hammer Web M.B. Bowling Ball Select Weight:15 lbs. was done with the KatanaHammer Web M. B. The Hammer Web M. B. (Mass Bias) continues the performance success reputation of the Web series of bowling balls from Hammer. The Web M. B. features an elongated rendition of the Spheroid Core design. This core shape gives asymmetry as well as increased ball reaction that is desired by Web and Hammer fans. This upper mid performance ball has a coverstock base that was previously found on Black Widow bowling balls, the Semtex NE Pearl