Egress Roto Operator, Pella

I need Left and right sides, I don't know what size, please help me, thank you.

I believe that you call the part in the picture an "Egress Roto Operator" and I think the part I need is part number 39-386 (I still want your expert confirmation). I also need the guide to which the wing from the Roto Operator attaches to move the window. Lastly, if you have the sash piece that cov ... (cont.)

Hello I am needing what I assume is called a bushing. It is 2.5" long and sits inside window track as pictured on second photo (taken from a working window). First photo is for reference (not my window) but shows where the part sits. The arm connect to the plastic bushing which slides along bottom w ... (cont.)

Part no S-900-19619 windows were installed in 1987

I own a house with pella casement windows. the house was constructed in 1987. i bought some replacement window cranks thru Swisco which have worked well (39-175 & 39-176 units) for several of the larger casement windows. However two of the casements are somewhat shorter than the rest and have a diff ... (cont.)