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USED
15 Pound - HAMMER
URETHANE BLACK 78/D
BALL IS PROFESSIONALLY PLUGGED AND RESURFACED
Ball is in Great condition.
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HAM083-2500-000UB78D
The Hammer Black Pearl Urethane is a control specialist built on Hammer’s harder 78D urethane. It pairs the symmetric LED Core with the Urethane Pearl 78D coverstock, delivering a smooth, predictable, low-flare motion for dry to medium oil and short patterns. It is the ball you reach for when control matters more than hook.
The Black Pearl Urethane reads the lane gently and predictably. The urethane cover generates less friction and stores less energy than reactive resin, so the ball holds a controlled line where a strong reactive ball would over-hook. The 78D urethane is a harder, more controllable formulation, ideal for short patterns, broken-down lanes, and precise spare and control shots.
Brand
Hammer
Bowling Ball Coverstock Type
Urethane
Bowling Ball Cover Name
Urethane Pearl 78D
Bowling Ball Core Shape
Symmetrical Core
Bowling Ball Core Name
Hammer LED Core
Radius of Gyration: RG (15LB)
2.65
Differential: Diff (15LB)
.015
Mass Bias Strength
N/A
Flare Potential
1 – 2 Inches
Surface Finish
500 Grit
Preferred Lane Conditions
Dry – Medium Oil
Ball Weight
12LB, 13LB, 14LB, 15LB, 16LB
Bowling Ball Color
Black Pearl
Ball Performance Level
Performance Bowling Balls
Scent
N/A
Release Date
March 2024