Brand Name: M-D Building Products *Product Type: Low Threshold *Adjustable Height: 3/4 in. *Width: 3 in. *Length: 36 in. *Finish: Silver *Number in Package: 1 pk *Seal Material: Vinyl *Adjustable Width: 3 in. *Packaging Type: Shrinkwrap *Adjustable Length: 3 ft. *Frame Material: Aluminum *Hardware Included: Yes *Replacement insert use Ace no. 51298 *Discovery ACC, SUP