Abstract: A putting training device attachment including a shaft mount for mounting on a putter shaft; a pendulum assembly mounted on the mount; an indicating gauge connected to the pendulum assembly for indicating a preferred track for the pendulum. A putter is described for training.

Abstract: A swing trainer configured to draw the elbows of the player together by the cocking of the player's wrists. The swing trainer includes arm mounts configured to mount to a player's arms at an intermediate position; and a link with at least a portion connected to the mounts and extending therebetween and arranged such that the portion of the link between the arms is configured to shorten during a swing of a stroke to inhibit splaying of the elbows of the player during the stroke, the link being slidably connected to the one of the mounts so it may slide past. A corresponding method of swing training using said swing trainer is also disclosed.

Abstract: A putting training device attachment including a shaft mount for mounting on a putter shaft; a pendulum assembly mounted on the mount; an indicating gauge connected to the pendulum assembly for indicating a preferred track for the pendulum. A putter is described for training.

Abstract: A swing trainer configured, to draw the elbows of the player together by the cocking of the player's wrists. The swing trainer includes arm mounts configured to mount to a player's arms at an intermediate position; and a link with at least a portion connected to the mounts and extending therebetween and arranged such that the portion of the link between the arms is configured to shorten during a swing of a stroke to inhibit splaying of the elbows of the player during the stroke, the link being slidably connected to the one of the mounts so it may slide past. A corresponding method of swing training using said swing trainer is also disclosed.

Abstract: A practice club for practicing a sport is described, the practice club including a club shaft; an extendible bump assembly including a stopper movable between a rest position in which it rests against a mounting stop, and an extended position in which the stopper extends a selected distance from the stop. There is also described a sports club or bat with a tension indicator disposed on a shaft of the practice club or bat to indicate tension of an inextensible stringer or resilient element in or on the practice club or bat.