Truth Single Arm Casement Operator, Front Mount C10166 2 lb - 4-1/4" H

2 lb - 4-1/4" H x 1-3/4" W

Weight rating for a pair of these hinges is approximately 100 lbs

The straight arm measures approximately 5" from end-to-end

Single wrap or Half Wrap piano hinges are designed to install where the jamb or opposing frame is thicker than the 3/4" panel or door attached to the wrap side leaf

Truth Single Arm Casement Operator, Front Mount C10166 2 lb - 4-1/4" HOperator arm attaches to the track channel on the bottom of the window with the round guide "button" located at the end of the operator arm. Operator gear housing attaches to the window frame horizontally rather than vertically to the window sill. This operator is the front mount type, meaning the screws come through the front face of the operatore. This is opposed to the rear mount type you may alternatively see. Crank Handle sold seperately. Overall