SBC Centreshaft The Platinum SBc20 is SeeMore's largest mallet that includes (2) 20 gram removable weight cartridges behind the face. And, with a sleek 3 way flow the putter has a visual appeal that is truly stunning. The SBc20 is the pure center shaft version. The SBc20 combines visual confidence at address and stability through the stroke and at impact with a putter that has a very high MOI(forgiveness) with the expanded sweet spot and (2) weights in the back flange. The SBc20 has a beautiful Platinum finish with intricate multiple milling patterns over the entire putter, including a deep milled face for exceptional Feel and Roll. Straight center shaft. 5 Degrees of Toe Hang. 100% Milled in the USA of USA made 6061 Aircraft grade aluminum. Alignment benefits of RifleScope Technology (RST).