Abstract: Examples of methods, apparatus, and systems to custom fit golf clubs by providing gapping determination are generally described herein. Other examples may be described and claimed.

Abstract: Embodiments of golf clubs head sets with varying characteristics are disclosed herein. Other examples and related methods are also generally described herein.

Abstract: A golf club head includes a crown surface having an apex at a highest point and extending between the face, the rear, the heel and the toe of the golf club head. The golf club head also includes a plurality of crown turbulators projecting from the surface of the crown and located between the face and the apex, wherein each adjacent pair of crown turbulators is separate and spaced apart to define a space between the adjacent pair of crown turbulators.

Abstract: A method for manufacturing a golf club head providing a golf club head comprising a golf club face, and forming a groove and a second portion at the golf club face comprising rotating a groove forming tool such that the groove forming tool forms the groove in the golf club face such that the groove is compliant with a Thirty Degree Rule when measured from a first top radius of the groove and a second top radius of the groove; and a second portion adjacent to the one of the first top radius or the second top radius of the groove, and at a first angle of approximately eight to eighteen degrees relative to the golf club face of the golf club, and has a length of approximately 0.0002 inch to 0.0047 inch; and actuating the groove forming tool from a first end to a second end of the golf club face.

Abstract: Embodiments of adjustable length golf clubs and methods of manufacturing adjustable length golf clubs are generally described herein. Other embodiments may be described and claimed.

Abstract: Embodiments of a golf club set with progressive tapered face thickness coordinated with club loft are generally described herein. Other embodiments may be described and claimed.

Abstract: Embodiments of golf club heads with loft-based weights and methods to manufacture golf club heads are generally described herein. Other embodiments may be described and claimed.

Abstract: Embodiments of golf club heads with apertures and methods to manufacture golf club heads are generally described herein. Other embodiments may be described and claimed.

Abstract: Some embodiments include a club head for adjusting vertical spin of a golf ball. Other embodiments of related systems and methods are also disclosed.

Abstract: Embodiments of a golf club set with progressive tapered face thickness coordinated with club loft are generally described herein. Other embodiments may be described and claimed.

Abstract: A golf club head including a face portion defining a loft plane, a rear portion opposite to the face portion, a heel portion, a toe portion opposite to the heel portion, a crown portion having a crown surface extending between the face portion, the rear portion, the heel portion and the toe portion, a sole portion opposite to the crown portion and having a sole surface extending between the face portion, the rear portion, the heel portion and the toe portion, and a leading edge portion between the face portion and the crown portion, the leading edge portion defining a leading edge plane forming a leading edge angle with the loft plane; and a plurality of crown turbulators disposed on the crown surface, each crown turbulator having a front portion defining a portion of the crown turbulator being closest to the face portion, the front portion of at least one of the plurality of crown turbulators being at least partly located on the leading edge portion and between the leading edge plane and the rear portion, bu

Abstract: Some embodiments include a club head for adjusting vertical spin of a golf ball. Other embodiments of related systems and methods are also disclosed.

Abstract: A golf club head with grooves is described herein. Other embodiments are disclosed.

Abstract: Embodiments of golf club heads with turbulators and methods to manufacture golf club heads with turbulators are generally described herein. Other embodiments may be described and claimed.

Abstract: Embodiments of golf club fitting systems and golf club shaft fitting systems are presented herein. Other examples and related methods are also disclosed herein.

Abstract: Embodiments of golf clubs head sets with varying characteristics are disclosed herein. Other examples and related methods are also generally described herein.

Abstract: Some embodiments include a golf club head. The golf club head includes a club face to engage a golf ball, and the club face includes a face portion. Further, the club face includes at least one groove in the club face, and the at least one groove has a bottom, a first side wall adjacent to the bottom, a second side wall adjacent to the bottom, a first top radius adjacent to the first side wall, and a second top radius adjacent to the second side wall. Further still, the club face includes a second portion located between the face portion and one of the first top radius or the second top radius of the at least one groove. Other embodiments of related golf club heads and methods are also disclosed.

Abstract: Embodiments of golf coupling mechanisms are presented herein. Other examples and related methods are also disclosed herein.

Abstract: Embodiments of golf coupling mechanisms are presented herein. Other examples and related methods are also disclosed herein.

Abstract: Embodiments of golf coupling mechanisms are presented herein. Other examples and related methods are also disclosed herein.