Seamless™ Follow Focus Gear for Zhongyi Mitakon Speedmaster 65mm f1.4 LensThis gear fits the Zhongyi Mitakon Speedmaster 65mm f 1. 4 lens. Its specially designed to fit this lens and is compatible with any standard 0. 8 Module follow focus unit. Focus gears are generally low profile and sit about 3 6mm high" The gear sits 3 6mm high off the focus ring of your lens for a clean, low profile gear that slides smoothly onto your lens and into your current lens case. Custom spec gears can be made on request. The gears do not have