The interior of the B9 Resin Vat is 4.5 inches wide (the same as the discontinued metal vat) and can accept either the recommended "wide" B9 Vat Sweeper v1.2 (4.25 inches wide) or the older "narrow" B9 Vat Sweeper v1.1 (3.75 inches wide).
<div>All B9Creator 3D Printers purchased after 1/8/2015 include this new B9 Resin Vat.</div>