Odyssey Tri-Hot Square 2 Square #7 CS Putter LHOdyssey Tri Hot Square 2 Square #7 CS Putter LH Ai DUAL Insert With Zero Torque The Odyssey Tri Hot Square 2 Square Golf Putters are a revolution in the zero torque category. Using multi material construction, Odyssey have been able to move the CG of these putters far enough forward to get the shaft entering the head on the topline eliminating the need for shaft lean and thus eliminating one of the biggest barriers to entry for this style of putter.