Step 5: Insert the flat caps onto the lower arms.
Note: To remove a flat cap, slide your finger up through the hole on the lower arm. Push the
cap latch to release it while you pry the cap off from the top. You can use a flathead
screwdriver to pry the cap from the top.
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Caution: Make sure that you release the latch
before removing a flat cap, or you may break
the cap or damage the lower arm.