Thats the generic MB pn a symetrical ball. Pro pin balls are pins of 4.5 or greater. Pro cg refers to the cg being leftor right of a line drawn from the pin to the mb of 2 inches or more
Pro pin/pro cg ???
With the distance between these points doesn't it make your Mass Bias change also ? 6 3/4inches is the rule ....right ? pin through cg 6 3/4 " bam mass bias......
Thats the generic MB pn a symetrical ball. Pro pin balls are pins of 4.5 or greater. Pro cg refers to the cg being leftor right of a line drawn from the pin to the mb of 2 inches or more
Still love the game but had to quit because of my left leg amptation
High game 299 x 5 High sanctioned series 805 (1989)
I have a Pro Pin Defiant Soul and I absolutely love it! Drilled it 50° x 4" x 45°
Levi "Lucky" Lauck - USBC Silver Coach - U.B.A. Member
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