Amazon.com: DYTWXG Black Vinyl Floor Transition Strip, 2.2cm Wide T Molding Carpet/Tile Threshold Aluminium, Extra Long Doorway Reducer Wood to Tile (Size : Length 105cm/41 in) : Home & Kitchen
M-D Natural 1.5-in W x 72-in L Solid Wood Floor Transition Strip in the Floor Moulding & Trim department at Lowes.com