has their MoCA 2.5 adapter WF-803M back in stock for $59.99. Shipping is free. Easily bridge your ethernet connection through your home's existing coaxial cables. Theoretical speeds up to 2.5 Gbps. Backwards compatible with previous MoCA version adapters.
If you have services other than FiOS, you'll want to get a PoE filter as well. They sell these, but they're much cheaper on Amazon.