Understanding the Ebonite Turbo Core and Ebonite HK22 GB 10.7 Solid Reactive. As a result, it gives you length with a predictable, continuous finish. The per-weight specifications are listed below. The solid cover provides the traction, while the polished surface lets the ball clear the front of the lane cleanly, so the Turbo X gets down the lane farther than a sanded solid before its core takes over.
