Discontinued Item: Castlegate Old style Door Bottom / Sweep, Snap In,

Old style:
Color: white or beige
Spacing between barbs: 3/4 Inch
Came in 35-3/4 inch length

Replacement Option 1: # 840030
Color: beige
Number of Fins: 4

Replacement Option 2: # 840029
Color: brown
Spacing between barbs: 13/16 inch

Resources:
Video: How to Replace Snap-In Door Bottoms
Guide to Replacing Door Sweeps/Bottoms
Video: How to Replace Door Sweeps