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:F70 Solid
Type:Reactive Solid
Box Finish:neaT
Color:Purple Solid
Empty
Core Specs
Name:Shredder
Type:Symmetrical
RG:2.48
Diff:0.054
Int. Diff:0.000

The Ninja SE is the latest in a series of retro remakes for AMF. Years ago, we got the Cobra SE and the Bull Whip SE, and more recently we got the Night Hawk SE. The new Ninja SE uses the low RG (2.48″) and high differential (0.054″) Shredder core surrounded by the F70 Solid reactive coverstock. It uses the NEAT finishing system and comes out of the box prepped with a T pad, which corresponds approximately to a roughness of 4000 grit.

The Ninja SE was best at getting to the pocket on our medium test pattern, with our Cranker tester having the best look. Its moderate sanded box finish was rough enough to pick up strong in the midlane, giving him hook in the puddle while still getting far enough down the lane before making its move toward the pocket. This allowed him to play multiple lines with ease. He could either square-up and increase his ball speed, or get ...

AMF Ninja SE Comparisons

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

To compare the AMF Ninja SE 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.