Bowler Ratings

PatternStTwCr
Oily:X.XX.XX.X
Medium:X.XX.XX.X
Dry:X.XX.XX.X
Sport:X.XX.XX.X

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

Note: Ratings are only available to our subscribers.

General Info

Coverstock Specs
Name:F77
Type:Reactive Solid
Box Finish:4000 Abralon
Color:Midnight
Empty
Core Specs
Name:NA
Type:Symmetrical
RG:2.479
Diff:0.054
Int. Diff:0.000

The Darkness is the newest addition to the AMF line up. This ball uses a similar core shape as the Incinerate, but the densities have been changed. The RG is lower, while the differential is higher than the Incinerate core. The core is surrounded with the very strong F77 coverstock that is finished with a very rough 4000 Abralon.

This ball was easily best for us on the heavy oil test pattern. The rough surface combined with a quick revving core allowed even our straightest player to have some miss room right on this tighter pattern. Tweener usually has to try and control his ball speed on this pattern to keep from shooting it past the breakpoint. He did not

The Darkness is the newest addition to the AMF line up. This ball uses a similar core shape as the Incinerate, but the densities have been changed. The RG is lower, while the differential is higher than the Incinerate core. The core is surrounded with the very strong F77 coverstock that is finished with a very rough 4000 Abralon.

This ball was easily best for us on the heavy oil test pattern. The rough surface combined with a quick revving core allowed even our straightest player to have some miss room right on this tighter pattern. Tweener usually has to

AMF Darkness Comparisons

Click below to see a comparison table of the pair of bowling balls shown:

To compare the AMF Darkness to any other bowling ball(s), please use our Bowling Ball Comparison tool.

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.