Bowling Ball Review - Hammer Black Widow Venom

Core = Asymmetrical - Rg 2.520 intermediate, Differential = .060 

Cover stock = Reactive = Shine = Color = Black/Carmel

Surface = Out of Box 4000 Abralon Polished

The Hammer Black Widow Venom is a high differential, asymmetrical polished solid reactive, bowling ball. 

Conditions bowled on 42ft house pattern on wood lanes with guardian and Brunswick pro anvilane synthetic.

Bowling Ball Drilling = Pin above bridge mass bias 1.5 inches off the thumb hole a 4inches over 1/2 up.

Surface used I adjusted the surface with 2000 abralon..

Type of bowler 250 rev rate 16 mph stroker.

Test results the wood lanes had more back end than the pro anvilane. My intent was to have a solid reactive bowling ball with end over