Air-actuated ball-throwing and batting method

Air-operated rudder assembly for a bowling pin setter

Air-pressurized baseball bat

Airborne team game apparatus and projectile

Alignment device and method for aligning

Alignment device for aligning an impact point of a golf ball

Alignment device for golf putting practices

Alignment device for sports

Alignment guide for practice putting

Alignment-oriented golf club

All rubber golf ball with hoop-stress layer

All-in-one golf ball marker and position indicator

All-in-one golf tool assembly

All-weather composite grip for golf clubs

All-weather golf club grip

All-weather golf club grip

All-weather golf club grip

All-weather shock absorbing grip for golf clubs and the like

Alternative golf club and method of using the same

Aluminum bat with improved core insert