Below are all the Holosun Optics that have an RMSc footprint. They are offered at the best price with free shipping.

These optics will fit an RMSc footprint because they come with a thin adapter plate. They are a modified RMSc footprint, but the adapter plate turns them into a traditional RMSc footprint.

To learn more about modified RMSc vs RMSc read our RMSc vs Modified RMSc guide here.