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:75M
Type:Reactive Solid
Box Finish:1500 Grit Polished
Color:Raspberry / Orange / Black
Empty
Core Specs
Name:Nucleus
Type:Asymmetrical
RG:2.52
Diff:0.056
Int. Diff:0.018

The Eternal Cell joins a growing list of Cell releases that feature the asymmetrical Nucleus weight block in Roto Grip’s high performance category. In the current HP4 line, it shares this very popular core design with both the original Hyper Cell and the Hyper Cell Skid. While both the Hyper Cell and the Eternal have solid reactive covers, the Eternal Cell uses a less aggressive formulation. Also, the 75M coverstock on the Eternal comes out of the box with a 1500 grit polished finish, helping to give it much more length than the 2000 grit finish on the Hyper Cell.

The Eternal Cell’s cover and core combination matched up best to our medium test pattern. Tweener and Stroker liked their reactions from the start. They saw the Eternal Cell easily skid through the front of the lane, pick up very strongly in the midlane, and then make

The Eternal Cell joins a growing list of Cell releases that feature the asymmetrical Nucleus weight block in Roto Grip’s high performance category. In the current HP4 line, it shares this very popular core design with both the original Hyper Cell and the Hyper Cell Skid. While both the Hyper Cell and the Eternal have solid reactive covers, the Eternal Cell uses a less aggressive formulation. Also, the 75M coverstock on the Eternal comes out of the box with a 1500 grit polished finish, helping to give it much more length than the 2000 grit finish on the

Roto Grip Eternal Cell Comparisons

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

To compare the Roto Grip Eternal Cell to any other bowling ball(s), please use our Bowling Ball Comparison tool.

Additional Roto Grip Eternal Cell Resources

Click here to visit Roto Grip's website to read the manufacturer-supplied information on this ball. Also, see below for the manufacturer-produced promotional video for this ball.

Please remember that our reviews are solely based on our own test results and that you may sometimes find discrepancies between our comments / ratings and the manufacturer's claims. Links to these manufacturer resources are provided here strictly for convenience purposes.

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.