fixed on the adapter and a clutch member movably held on the chuck whereby upon disengagement of the clutch member from the chuck to open the pawls of the chuck the golfer may hold the putter to allow the pawls to be inserted into the hole of a putting green for picking up the golf ball without bending his or her body and upon engagement of the clutch member with the chuck the pawls of the chuck may be closed or retracted for a safe ergonomic putting or for a convenient safe storage into a golf bag application_number US 15474902 A description as shown in fig1 u02dc 3 the present invention comprises an adapter 1 a fastener 2 a chuck 3 and a clutch member 4 the adapter 1 may be detachably or fixedly mounted on a putter shaft s especially on a top end portion s 1 of the putter shaft s the embodiments as shown in the drawing figures are illustrated for describing the present invention only not for limiting the present invention to the specific structures as such illustrated the adapter 1 includes a base 11 having a plurality of fastening leaves 12 foldably formed on the base 11 and having a screw hole 111 formed through the base 11 for securing the chuck 3 on the base 11 by a screw 13 passing through the screw hole 111 and locked into a screw hole 321 formed in the.