Home / 3D Printers / Addons / 120Z V3 To V4 Upgrade – Full “Large Spool Mounting Shelf” has been added to your cart. View cart 120Z V3 To V4 Upgrade – Full2,200.00 $ Out of stock SKU: MODIX-FULL-UPGRADE-120Z Categories: Addons, BIG-120Z, Upgrade Related products Casters 150.00 $ Add to cart Tilt Screen & Emergency Button 250.00 $ Add to cart Griffin High Resolution Hotend kit 110.00 $ Add to cart Z Rails Upgrade Add-on 900.00 $ Add to cart