Planetary GearheadsValueTrue planetary gearheads provide precise operation with just 4 arc-min of backlash. They're available in eight frame sizes from 60-200mm, and have inline and right-angle configurations. The gearheads are RediMount-compliant for mounting to any motor in three stepsalign, mount, and tighten. Gearheads are lubricated for life, require no maintenance, and feature a stainless-steel output housing that provides durability required in harsh environments.