Check the listing for details. 1 Pcs Pool Cue Joint Protector 5/16x4, Billiard Cue Joint Thread Cap, Black. Condition: New. Listed at 9.66 USD. Billiard joint protectors will protect your joint pin from damage, install different interfaces separately, and protect your cue's joint collar and joint pin from chips. This pool cue tip tool is small and convenient to carry, and also the perfect gift for players of all levels.Specification Color: BlackMaterial: PlasticSize: 50 x 22mm/1.9 x 0.8 inch (L*W)Packing List: 1 Pcs × Stick Joint ProtectorAdvantage:Joint protectors are made of black plastic, the surface is smooth and won't come loose. Joint protectors to prevent thread damage and dirt entering, which can better protect your beloved equipment!Instruction: Male and 1 female joint protectors will be 1 Pair, Joint protectors can be used for protecting the billiard pool cue and extend the service life of it.NOTE: Please allow slight size errors due to manual measurement.