Scotty Cameron Golf Custom Weight Compatible with Titleist Scotty Cambridge Putter Newport, 2 Pack, 5g/10g/15g/20g/25g/30g/35g/40g Weights include protective rubber rings seal (O rings) to avoid moisture from entering your putter weight cavity (Note: Included weights will NOT fit 2008 Studio Select Fastback 1 and Squareback 1; 2014 Select Squareback, Fastback, Roundback; Newport select M1 / M2 series; California Fastback and 2018 Select Fastback putters. Weight compatible with Titleist Scotty Cameron, compatible with all (Newport, Newport 2, Newport 2.5, Newport 3) PHANTOM series and GoLo series (GoLo, GoLo 5, GoLo 5R, GoLo 6, GoLo 7) FUTURA series (FUTURA X, FUTURA X5, FUTURA X50R) Package include: 2pc x 30g weights XFDACOV If you encounter any problems, you can contact us at any time, and we will help you solve them in time! XFDACOV Golf Custom Weights for Titleist Scotty Cameron Putter 2pc（5g/10g/15g/20g/25g/30g/35g/40g ）