LAB GOLF OZ1i HS Putter (TPT Shaft Specification, Top Spec) New, Unused I just received it, but I'm selling it because I no longer plan to use it. It has never been used, either outdoors or indoors. [Product Details] The latest LAB GOLF model, OZ1i HS, is a top-spec model equipped with a TPT shaft. It's a custom order, and the detailed specifications are shown in the last image, so please take a look.