The Planet Eclipse EMC Etha Rail Mounting Kit is a lightweight free-floating rail mounting kit that allows you to adapt the Etha to virtually any play style. Quickly interchange 3rd party attachments to make your own effective loadout. Along with built in 12 and 6 o"clock rails, the EMC Etha Rail Mounting Kit supports additional 11, 9, 7 and 5 slot Picatinny rail sections so you can attach anything from flashlights, red dot sights to vertical fore grips and stocks all to its tough Glass Reinforced Nylon construction. **This kit does not include the Etha marker just the body kit!