Seed Metering Wheel MM-12 is designed for planting medium sized seed such as onion and radish (small). MM-12 has a cell size of 6mm (.24").
12-Cell metering wheels have a spacing range of 2.0" to 5.0"
For use with Clean Seeder AP units (yes, it will work with Jang planters).
For the full range of seed metering wheels and seed spacing guide, visit our Clean Seeder AP Seed Wheels page.