These are 20g weights for Scotty Cameron putters. We also have 5g, 10g, 15g, 20g, 25g, 30g, 35g, and 40g weights available, along with a wrench. Compatible Models: Studio Select Newport, Newport 1.5, Newport 2, Newport 2.5, Newport 2.7, Newport Mid Slant, Laguna 1.5, Laguna 2, California, Coronado, Monterey, Sonoma, Del Mar, My Girl, GOLD 2012 Select, Futura Note) Not compatible with Roundback, Fastback, Squareback. *This product is a compatible product (new, but the wrench may have paint unevenness or scratches that do not affect functionality).