Brand New and high quality aftermarket golf weights; Weights include protective rubber rings seal (O rings) to avoid moisture from entering your putter weight cavity; Weight gram for choose: 5g 10g 15g 20g 25g 30g 35g 40g 45g; The weights compatible with Titleist Scotty Cameron Newport (Newport, Newport 2/Newport 2.5/Newport 3, Select Newport M2Mallet, Special Select Newport), Phantom series, GoLo (Golo, Golo 5, Golo 5R, Golo 6, Golo 7), Futura (Futura X, Futura X5, Futura X5R), California, Button Back, Kombi, My Girl, CX-02, 2018 select Squareback/2019 Squareback/2019 Squareback 1.5/2020 Squareback 2, 2020 Fastback 1.5, Teryllium T22 Limited Edition Fastback 1.5, Select Flowback 5, Select Flowback 5.5; DO NOT fit 2008 Studio Select Fastback 1 and Squareback 1; 2014 Select Squareback, Fastback, Roundback; Newport select M1 series; California Fastback and 2018 Select Fastback putters. DO NOT Fit Squareback, Fastback, select roundback, or Detour models; Please double check your original weight screw thread if it is same as ours before buying the weights; Package List: 2pcs 30g golf weight; Features: 100% Brand New and high quality aftermarket golf weights; Weight gram for choose: 5g 10g 15g 20g 25g 30g 35g 40g; The weights compatible with Titleist Scotty Cameron Newport, Studio series, GoLo, California Series, Button Back, Kombi and My Girl; Weights include protective rubber rings seal (O rings) to avoid moisture from entering your putter weight cavity; DO NOT Fit Squareback, Fastback, select roundback, or Detour models; Package List: 2pcs 30g weight; Please double check your original weight screw thread if it is same as ours before buying the weights. The weight should be used with 5-prong wrench; If any question about our product, please feel free to contact us, we will reply you within 24 hours.