Abstract: A ball bat is provided and comprises a body member which terminates at one end with a hollow handle portion having a pair of aligned holes, a knob fitted to the handle portion and having a pair of aligned holes in aligned relationship with the aligned holes in the handle portion, and a pin which extends through the pair of aligned holes in the knob and the pair of aligned holes in the handle portion and which follows a circuitous path through the hollow of the handle portion.

Abstract: A ball bat is provided and comprises a body member which terminates a tone end with a hollow handle portion having a pair of aligned holes, a knob fitted to the handle portion and having a pair of aligned holes in aligned relationship with the aligned holes in the handle portion, and a pin which extends through the pair of aligned holes in the knob and the pair of aligned holes in the handle portion and which follows a circuitous path through the hollow of the handle portion.

Abstract: A ball bat is provided and comprises a tubular metallic body having a hitting portion and a handle portion with the handle portion terminating in an outer end portion having a pair of aligned holes therein. The bat has a disc-like knob having spaced outer and inner end surfaces interconnected by an outwardly convex rounded edge portion with the knob having an opening extending therein from its inner surface toward its outer surface and having a pair of aligned holes therein. The outer end portion of the handle portion is disposed in the opening with the holes in the knob being disposed in aligned relation with the holes in the outer end portion and a pin extends through the holes in the outer end portion and the holes in the knob to hold the knob fixed to the handle portion.