Spinning wheels

The GAM Products TwinSpin II is a variable-speed pattern rotator designed for use in the gate of an ellipsoidal for projected effects. The rotator uses drive belts to rotate two B-size patterns, glass or metal, in opposite directions. The motor can be controlled by dimmers, without the need for a special controller or cables. A built-in variable-speed control that eliminates the need for a dimmer is also available. The patterns are held in place by a spring steel retaining ring, so

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