Brand Name: M-D Building Products *Product Type: High Boy Threshold *Adjustable Height: 1/8 in. *Width: 3-3/8 in. *Length: 36 in. *Finish: Silver *Packaging Type: Shrinkwrap *Adjustable Length: 36 in. *Seal Material: Vinyl *Adjustable Width: 3-3/8 in. *Hardware Included: Yes *Number in Package: 1 pk *Frame Material: Aluminum *Replacement insert use Ace no. 51298