This gear fits the Sigma 70mm f/2.8 DG Macro Art lens.

It’s 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 to be removed after each use although you can if you like. Each gear comes with a lifetime of support.

70