need to purchase stainless steel rollers for balcony door

We recently purchase some stainless steel rollers (#81-149) and will be purchasing more. See attached picture, I need the same roller but the screw piece is welded on the other end, can you get the roller with that same piece as it shows in the picture.

In the picture you will see 2 rollers the stainless steel which we recently purchase and the other roller which we need

Please quote 100 pieces of attached roller but in stainless steel and provide specs TRUTH 31761A