Pro Series JP-14C Wooden Cocobolo Maple Joint Protector Set, 5/16 x 14 Made of exotic and beautiful Cocobolo Joint protector set comes with 1 make and 1 female piece made to fit both exposed ends of a 5/16 x 14 cue The number one way to protect your cue's joint collar and joint pin High quality design fits tightly and won't come loose Also available in natural Birds-eye Maple