Skip to main content

Hammer Web M.B. Bowling Ball

Select Weight

Hammer 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 was updated and ideal on medium lane conditions.

  • Color: Dark Blue/Purple
    All colors do vary somewhat from the picture shown
  • Coverstock: Semtex NE Pearl
  • Core: Spheroid Asymmetrical
  • Finish: 500, 1000 Siaair/Crown Factory Compound
  • Reaction: Skid/Flip
  • RG: 2.480 (15# ball)
  • Differential: 0.048 (15# ball)
  • Hook Potential: High
  • Length: Late
  • Recommended Lane Condition: Medium Oil
  • FCC Rating: Total-25.75, Finish-8, Core-8.25, Cover-9.5
  • Manufacturer's Warranty: Two years from purchase date