diff --git a/Mechanical-Arm.md b/Mechanical-Arm.md
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--- a/Mechanical-Arm.md
+++ b/Mechanical-Arm.md
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-**Stress requirement: [2 SU](Stress-Units,-Capacity-and-Impact)** per RPM<br>
+**Stress requirement: [8 SU](Stress-Units,-Capacity-and-Impact)** per RPM<br>
 **Power source: [[Cogwheel]]**, from side
 
 The **Mechanical Arm** is a block used for advanced item transport and sorting. It can pick up items from open inventories and deposit them into open inventories and funnels. It can also be used to feed [Blaze Burners](Blaze-Burner).