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In stock orders placed in the next will be shipped today.
Truth Entrygard Dual Arm Operator Information
The purpose of this page is to help you identify which Truth Entrygard Dual Arm Operator you should order, in order to ensure everything goes back together properly. We find many numbers on these operators, here are just a few of them, 31538, 31539, 30841, 30842, 30472, 30470, 20748, 20755, 20810, or 20544. The number that tells us the most is the number that starts with a 2xxxx. This number is the Linkage Arm, that is attached to the bracket on the hinge side of the window.
The picture below shows a Linkage Arm, it measures 3-3/4", is offset up and is used on a Left Hand Operator.
The table below shows the linkage arm measurements and the number found on them.
| Linkage Length | Offset | Common Numbers | Model To Use |
| 2-7/8" | Up | 20748 | Wi1515 |
| 2-7/8" | Down | Not Available | |
| 3-3/4" | Up | 20755 | Wi1516 |
| 3-3/4" | Down | 20755 on bottom | Wi1520 |
| 4-7/16" | Up | 20810 or 20544 | Wi1510 |
| 4-7/16" | Down | 20544 | Wi1561 |
If you have any doubts, do not worry. Call us or email a picture to Sales@robertbrooke.com
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