Bowling balls

Bowling balls by coverstock and core: plastic spare balls, urethane, solid, pearl and hybrid reactive, with weight and arsenal planning.

Reactive ballsSolid, pearl and hybrid Urethane & plasticControl and spare balls Arsenal planningWhich ball comes next Ball weightChoosing the right weight

Bowling balls

Reactive balls

ComparisonReactive vs Urethane vs Plastic Bowling Balls Compared

Coverstocks

How plastic, urethane and reactive resin bowling balls differ in hook, control and lane conditions, plus solid, pearl and hybrid reactive covers explained.

Bowling balls

Urethane & plastic

Buying guideHow to Choose a Plastic Bowling Spare Ball

Straighter spare shots

Choose a bowling spare ball by cover material, fit, weight and intended shot. Learn when polyester makes sense and what to ask a pro shop.

Bowling balls

Arsenal planning

Buying guideBowling Ball RG and Differential Explained

Ball specifications

What radius of gyration and differential mean on a bowling ball spec sheet, the USBC limits, and how to use them when planning your next ball.

ComparisonSymmetric vs Asymmetric Bowling Ball Cores

Core design

Compare symmetric and asymmetric bowling cores, what a PSA changes in layout planning, and why core symmetry alone cannot predict ball motion.

Bowling balls

Ball weight

Buying guideWhat Weight Bowling Ball Should I Use? A Sizing Guide

Ball weight

How to pick a bowling ball weight from 6 to 16 pounds: the body-weight rule of thumb, signs a ball is too heavy, and why drilled balls feel lighter.