Hi - I have two Canon 6D manual focus screens (focusingscreen.com custom made from EC-B & EC-A screens) for sale
60$ each, free priority shipping to anywhere in the US (No international shipping please)
Payment is by paypal
Both screens come in the packaging, with shim stickers, finger cots, tweezers and instructions included.
EC-A has a microprism circle in the middle, and EC-B has a horizontal split prism circle in the middle.