Bottom Sash Clip, Left Hand

Please see attached. the tip is white, and the length of the pipe is 29". On the side of the shoe it says: S.B.1 Please help identify parts I need.

This window has no shoes on it now. It is a 3/8" non-tilt Spiral Balance, with two holes at the bottom, 1/2" apart. The window frame channel is about 1" wide.and about .65" between the frame and the sash. I can't visualize how the shoe fits on the window. There is a hole now on the bottom of the sas ... (cont.)

Non-tilt old aluminum window with spiral balances with an attached plastic end (shown) that does not appear to be removable and there is a retaining clip when you raise the window up that holds the plastic end. These plastic ends have mostly broken and are are impossible to extract upward as it's t ... (cont.)