This is a set of weights (5g x 2) for Scotty Cameron putters. How about these for those who want to make their putter lighter than the standard 15g? 5g, 10g, 15g, 20g, 25g, 30g, 35g, 40g weights are 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 Note: Not compatible with Roundback, Fastback, and Squareback models. *This product is a compatible product (new, but the wrench may have paint imperfections or scratches that do not affect its function).*