Bowler Ratings


Bowler ratings are from 1 to 10 in order of Stroker (ST), Tweener (TW), Cranker (CR)

Note: Ratings are only available to our premium members.

General Info

Reviewed:February 2011
Coverstock Specs
Name:Level 3 Reactive
Type:Reactive Pearl
Box Finish:800 / 1000 / 2000 / 4000 Abralon
Color:Emerald Green / Blue Pearl / Black
Core Specs
Int. Diff:0.011

For details on our standard test layouts, please click here.

The Infection is the latest release in Hammer’s upper mid-performance category. Both the Infection and Plague use the same Biohazard core design. With its low RG, high differential, and medium mass bias strength, this core will create an above average read of the midlane with a very aggressive move at the back of the lane. Those who owned the Plague will find the Infection to offer more length through the front of the lane with the same, if not stronger, motion at the breakpoint and back end. On some oil patterns, these two will be able to cover the same amount of area on the lane.

On our test patterns, which vary in both length and volume, we found the Infection to match up better with our medium patterns while

The BTM Ball Testing Team

About The BTM Ball Testing Team

The BTM Ball Testing Team is led by Eric Martinez. Our team of three testers has thrown and reviewed hundreds of bowling balls for Bowling This Month. When not testing balls for BTM, Eric owns and operates University Pro Shop in San Antonio, TX and he is an avid competitive bowler. Click here to learn more about how we test and review bowling balls.