Weighted golf club

1. A golf club head comprising:

a chassis formed of a first material, said chassis including a heel, a toe opposite said heel, a topline, a sole opposite said topline, a hosel, and a rear wall;

a striking face opposite said rear wall and coupled to said chassis;

a heel weight member disposed within a heel opening defined in said chassis, said heel weight member being formed of a second material having a greater density than a density of said first material, wherein said heel weight member comprises a heel mass portion and a heel extension portion;

a toe weight member disposed within a toe opening defined in said chassis, said toe weight member being formed of a third material having a greater density than that of said first material, wherein said toe weight member comprises a toe mass portion and a toe extension portion;

a fastener mechanically coupling said heel weight member and said toe weight member with said chassis; and

a housing disposed within a center opening interposed between said heel opening and said toe opening,

wherein said center opening is connected to said heel opening by a center heel opening and said center opening is connected to said toe opening by a center toe opening,

wherein said heel extension portion extends through said center heel opening into said center opening and said toe extension portion extends through said center toe opening into said center opening,

wherein said fastener passes through each of said housing, said heel extension portion, and said toe extension portion, and mates with a fastener receiving hole defined in said chassis within said center opening.

2. The golf club head of claim 1 , wherein said heel mass portion has a shape corresponding to said heel opening and said toe mass portion has a shape corresponding to said toe opening.

3. The golf club head of claim 2 , wherein said heel mass portion includes a heel notch and said chassis includes a heel tab that mates with said heel notch, and

wherein said toe mass portion includes a toe notch and said chassis includes a toe tab that mates with said toe notch.

4. The golf club head of claim 3 , wherein complimentary grooves are defined in said heel notch and said heel tab and complimentary grooves are defined in said toe notch and said toe tab.

5. The golf club head of claim 1 , wherein said housing comprises a first recess having a shape corresponding to said heel extension portion and a second recess having a shape corresponding to said toe extension portion.

6. The golf club head of claim 1 , wherein a second fastener receiving hole is defined said toe mass portion, and a second fastener passes through a hole defined in said chassis within said toe opening and mates with threads defined in said second fastener receiving hole.

7. The golf club head of claim 1 , wherein said toe mass portion includes a recess and said toe opening includes a projection, and

wherein said recess and said projection constitute a dovetail joint.

8. A golf club head comprising:

a chassis including a heel, a toe opposite said heel, a topline, a sole opposite said topline, a hosel, a striking face, and a rear wall opposite said striking face;

a center opening defined in said rear wall;

a toe opening defined in said toe and configured to receive a toe weight member, wherein said toe weight member includes a toe mass portion having a shape corresponding to a shape of said toe opening, and a toe extension portion extending into said center opening;

a heel opening defined in said heel and configured to receive a heel weight member, wherein said heel weight member includes a heel mass portion having a shape corresponding to a shape of said heel opening, and a heel extension portion extending into said center opening; and

a fastener mating with a fastener receiving hole defined in said chassis within said center opening to mechanically couple said toe weight member and said heel weight member with said chassis.

9. The golf club head of claim 8 , wherein said heel mass portion includes a heel notch and said chassis includes a heel tab that mates with said heel notch, and

wherein said toe mass portion includes a toe notch and said chassis includes a toe tab that mates with said toe notch.

10. The golf club head of claim 9 , wherein complimentary grooves are defined in said heel notch and said heel tab and complimentary grooves are defined in said toe notch and said toe tab.

11. The golf club head of claim 8 , further comprising a housing disposed within said center opening interposed between said heel opening and said toe opening,

wherein said center opening is connected to said heel opening by a center heel opening and said center opening is connected to said toe opening by a center toe opening,

wherein said heel extension portion extends through said center heel opening into said center opening and said toe extension portion extends through said center toe opening into said center opening,

wherein said fastener passes through each of said housing, said heel extension portion, and said toe extension portion.

12. The golf club head of claim 11 , wherein said housing comprises a first recess having a shape corresponding to said heel extension portion and a second recess having a shape corresponding to said toe extension portion.

13. The golf club head of claim 8 , wherein a second fastener receiving hole is defined said toe mass portion, and a second fastener passes through a hole defined in said chassis within said toe opening and mates with threads defined in said second fastener receiving hole.

14. The golf club head of claim 8 , wherein said toe mass portion includes a recess and said toe opening includes a projection, and

wherein said recess and said projection constitute a dovetail joint.

15. A golf club head comprising:

a chassis including a heel, a toe opposite said heel, a topline, a sole opposite said topline, a hosel, a striking face, and a rear wall opposite said striking face;

a center opening defined in said chassis and configured to receive a housing, said center opening including a fastener receiving hole;

a toe opening defined in said toe of said chassis and configured to receive a toe weight member, said toe opening comprising:

a toe tab having grooves defined therein; and

a center toe opening in communication with said center opening,

wherein said toe weight member includes a toe mass portion having a shape corresponding to a shape of said toe opening, a toe extension portion extending into said center opening through said center toe opening, and a toe notch having a shape that corresponds with said toe tab;

a heel opening defined in said heel of said chassis and configured to receive a heel weight member, said heel opening comprising:

a heel tab having grooves defined therein; and

a center heel opening in communication with said center opening,

wherein said heel weight includes a heel mass portion having a shape corresponding to a shape of said heel opening, a heel extension portion extending into said center opening through said center heel opening, and a heel notch having a shape that corresponds with said heel tab;

said housing comprising:

a first recess having a shape corresponding to said toe extension portion;

a second recess having a shape corresponding to said heel extension portion; and

an opening aligned with said fastener receiving hole defined in said chassis; and

a single fastener passing through each of said opening defined in said housing, said heel extension portion, and said toe extension portion and mating with threads defined in said fastener receiving hole.

16. The golf club head of claim 15 , wherein a second fastener receiving hole is defined said toe mass portion, and a second fastener passes through a hole defined in said chassis within said toe opening and mates with threads defined in said second fastener receiving hole.

17. The golf club head of claim 16 , wherein said toe mass portion includes a recess and said toe opening includes a projection, and

wherein said recess and said projection constitute a dovetail joint.