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:August 2012
Coverstock Specs
Name:GTR II Hybrid
Type:Reactive Hybrid
Box Finish:800 Abranet / 1000 / 2000 / 3000 Abralon
Color:Violet / Black / Silver
Core Specs
Int. Diff:0.009

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

The Ratchet is the latest upper mid-price release from Hammer. This ball joins the Brick in using a core shape named MPA. While this one is also a hybrid coverstock, this ball is much stronger in the oil and at the back end than the Brick.

The aggressive personality of the Ratchet allowed it to match up with both our medium and heavy test patterns. Stroker and Tweener just narrowly preferred this ball on the medium. The 3000 Abralon was able to still clear the front relatively easily and made a surprisingly strong move at the breakpoint. Cranker liked it the best on the heavy pattern.

He was able to make a small

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.