Disclosed herein is a two piece solid golf ball consisting of a solid core and {HEAD ~ a cover}, said solid core being formed from a rubber composition composed of a rubber base material of polybutadiene synthesized by using a catalyst of rare earth element, a small amount of organic peroxide, an unsaturated carboxylic acid and a metal salt thereof, an organic sulfur compound, and an inorganic filler, and said cover being formed mainly from a mixture of {TAIL ~ a block copolymer} having amino groups at terminals and an ionomer resin 
Disclosed herein is a two piece solid golf ball consisting of a solid core and { HEAD ~ a cover } , said solid core being formed from a rubber composition composed of a rubber base material of polybutadiene synthesized by using a catalyst of rare earth element , a small amount of organic peroxide , an unsaturated carboxylic acid and a metal salt thereof , an organic sulfur compound , and an inorganic filler , and said cover being formed mainly from a mixture of { TAIL ~ a block copolymer } having amino groups at terminals and an ionomer resin
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH