Monoprice again offers the Dual Extrusion ABS/PLA/PVA 3D Printer for $1,199 with free shipping. That's $1,301 off list, tied with our mention from last week, and a very low price for such a 3D printer. It features a dual extrusion head and it can use 1.75mm ABS, PLA, and PVA filaments. It prints at a rate of 24cc per hour.