For Scotty Cameron Fastback Squareback Golf Club Putter Head Weights 10g-40g
(Note: Included weights will NOT fit 2008 Studio Select Fastback 1 and Squareback 1; 2014 Select Squareback, Fastback, Roundback; 2016 Newport Mallet 1; California Fastback and 2018 Select Fastback putters.).