3' Vinyl Glazing Bead, Bellview

I'm looking for a bead like the picture, it is black, the btm leg is 3/8" height is5/8" Any help would be great.

We recently purchased a house with single-hung, single-pane, Alenco aluminum windows that have no visible number and need to replace the white vinyl glazing beads, weatherstripping on the bottom sash, and some of the channel balances. In order to remove the sash, it appears a part above has to be un ... (cont.)

Hoping you can help me identify and locate replacements of this Thank you

Need help finding like or similarly functioning part. House 20 years old and some of these are busted now.

I'm looking for replacement plastic glazing strip for 1980's era aluminum window frames. I haven't found any markings on the windows. The IGU's in the window are 1/2". The frames are horizontal sliders. The slider side uses U-shaped marine style rubber glazing and the fixed side uses plastic strips ... (cont.)