Search found 204 matches

by Daryl
September 21st, 2012, 3:49 pm
Forum: Layout Advice
Topic: Ball Choice and Layout recommendation
Replies: 7
Views: 639

Re: Ball Choice and Layout recommendation

I measured the axis tilt by measuring the diameter of the first oil ring. On the Black Hammer that seems to have the PAP at 6 7/16" x 7/16" up the oil ring diameter was around 11" and ran parallel to the grip line close to the middle finger hole. Since this seems to be an odd set of specs I did some...
by Daryl
September 18th, 2012, 5:20 pm
Forum: Layout Advice
Topic: Ball Choice and Layout recommendation
Replies: 7
Views: 639

Re: Ball Choice and Layout recommendation

Dear Group,

Sorry I forgot to mention axis rotation and tilt:
My axis rotation is 55*.
My axis tilt is about 18*
by Daryl
September 18th, 2012, 5:14 pm
Forum: Layout Advice
Topic: Ball Choice and Layout recommendation
Replies: 7
Views: 639

Ball Choice and Layout recommendation

Dear group, I would like your input on what ball I need to fill a void in my arsenal. I bowl in a mix league at Brunswick National in Augusta, Georgia. The first third of the lane surface is a new synthetic surface while the last two thirds is an old synthetic lane surface. After reading the many ar...
by Daryl
August 29th, 2012, 2:47 pm
Forum: General Discussion
Topic: Gradient Line discrepancy and Terminology clarification
Replies: 2
Views: 501

Gradient Line discrepancy and Terminology clarification

In reading two articles on Gradient Line and Balance Holes one article says that the P1 location is always at the PAP with P4 being at the PSA. Another article says the P1 location is 6.75" from the PSA (P4 location) along the VAL. If one uses the 6.75" explanation the P1 location will not always be...