PLUS SERIES grips provide the ability to add back-weighting to any putter, to achieve optimum balance. With a proprietary new threaded cap design, players can quickly and easily install a 50g back-weight to instantly change feel and response.Made in: ChinaColour: BlackColour: WhiteSuitable for: PutterCore Size: .580"Weight: 70 gGender: UnisexGrip Length: XLSize: 2,0Original Colour by Producer: Black