Ending today, CPO via eBay offers the refurbished Porter-Cable 6-Gallon 150-PSI Oil-Free Pancake Air Compressor for $64. Apply coupon code "PDECKTHEHALLS" and check out via PayPal for a final price of $54.40. With free shipping, that's $9 under our May mention and the lowest price we've seen. (It's also $45 below the best price we could find for a new one.) It weighs 34 lbs.