This torque bar operator is designed to be used with a 3/8" square torque bar. We believe this was used with Premiere brand windows, but we are open to updating this information as we learn more from our customers.
- Overall Height: 2 1/4"
- Overall Width excluding stem: 1 5/16"
- Overall thickness excluding rotating hub: 1/2"
- Inside dimension of projecting torque bar hub: 3/8" square
- Length of projecting torque bar hub: 1/16"
- Length of smooth section of crank stem: 3/8"
- Mounting hole measurement two hole end : 3/4" on center
- Mounting hole bottom single hole side is 1 7/8" on center from each of the top holes