Prime-Line Products H 3507 Prime Line Right Handed Teardrop Style Casement Operator 516 in Dia X 8 in L Steel Aluminum

Product Description This casement window operator is a right-handed diecast teardrop body type. It has a 8 in. steel arm with a round disc on the tip (some older styles had a small wheel instead of a disc). The disc slides in the Prime-Line part H 3529 casement track located on the bottom of the casement window. It is worm gear driven by a 3/8 in. crank spindle. The matching crank handle that fits onto the crank spindle and installation screws are included. Mounting holes available are 3-7/8 in. and 4-3/4 in. on center. From the Manufacturer This casement operator features a 9 in. steel arm that is driven by a worm gear mechanism. The teardrop body style has a 5/16 in. diameter spindle and includes a crank handle. Easily mounts on the right side of your window when viewed from the inside.