Jalousie operator, 4" link & handle/ this is a jalousie operator in an aluminum finish and a diecast construction with an offset crank handle. It is a left-handed design with a 4" link arm(center to center), and it comes with a matching aluminum finish crank handle that securely fits the 5/16" spindle. There are two mounting holes, 4-3/4" or 3-7/8" on center for a more versatile fit. Part# 1761-l, aluminum finish
Number. 5040108