Limit Switch Lever Arm, Actuator Type Adjustable Roller, For Use With 11X439, 11X440, 11X444, 11X446, 11X451, 11X454, 11X486, 12T835, 12T836, 12T837, 12T886, 12T887, 12T888, 12T889, 12T895, 12T896, 12T897, Mfr. No. 11X445, Arm Length 1.50 in to 4.63...