Golf club heads with stiffening ribs

Abstract

Disclosed herein is a hollow golf club head comprising a first component adhered to a second component. The golf club head comprises a strikeface configured to strike a golf ball, a rear portion opposite the strikeface, a crown, a sole opposite the crown, a heel end, and a toe end opposite the heel end; wherein the first component comprises a crown return extending rearwardly from the strikeface, the crown return forming a portion of the crown; a sole return extending rearwardly form the strikeface, the sole return forming a portion of the sole; a sole extension extending rearwardly from the sole return and forming a portion of the sole; and a back rail connected to the sole extension; wherein the back rail comprises a top wall, a rear wall, and a lip; wherein the top wall, the rear wall, and the lip together define a channel extending along the back rail in a heel to toe direction; wherein the second component comprises a heel side wing and a toe side wing that extend from the crown to the sole around the heel end of the club head; wherein the sole extension extends a greater distance away from the strikeface, as measured in a direction from the strikeface to the rear, than the return; wherein the channel is configured to receive a weight portion; and wherein the first component comprises a majority of the overall mass of the golf club head.