SuperStroke CounterCore Pistol GT 2.0 Putter Grip With 50g Back Weight, Oversized, Lightweight Golf Grip, Non-slip, 10.50"L X 1.20"W, USGA Approved CounterCore technology allows you to fine-tune the feel of your putter. Adjustable CounterCore weighting helps reduce face angle rotation and improves path for a more consistent and reliable stroke. Tacky Polyurethane outer layer for a great comfortable feel. Classic pistol shape with modern No Taper Design creates the ultimate in feel and performance. No Taper Technology creates even grip pressure for a more consistent stroke.