102 Is a discounted item. Direct Replacement is 147 Encore Style Which is what you will be shipped. You will get the new Encore Operator and the Cover And Handle that fits on it part number 137 Sold Separately
102 The Maxim Series Dyad Operator is designed for narrow windows, but will operate a frame width from 16 to 32; height up to 72 and a sash weight of up to 55 lbs.
To determine what handing to order: Look at picture of part and match up your operator to our picture to determine if you need to order a Left or Right handing. Click on picture to enlarge.
Note that in this video this is a new style window and parts have the SNAP RINGS on the Hinges and sash bracket. Older style windows and parts will have a sliver or black clip that moves to detach from the sash.