Orangatang In Heat Wheels Purple 83a 75mmWith a diameter of 75mm, the Orangatang In Heat is a classically proportioned and well balanced wheel for hard carving, pumping, and downhill racing. The offset bearing seat and sharp edges ensure high traction, while the thick lips and suggestively rippled walls provide progressive energy return in and out of turns. The In Heat is poured in proprietary Happy Thane formula for high roll speed, excellent traction, and smooth, predictable drifts.