Sanus Systems LAS1A - Manual (Page 6)

6901-100147 <01>
6: attach Speaker Brackets
Slide the speaker brackets [01] into the extension tubes [03].
Use the Allen key to tighten the four vise assemblies [04] until
the speaker brackets do not slide on the extension tubes.
[01]
[03]
[04]
[03]
[25]
Maximum extension of the cross tubes is 145cm
(57 in.). Do not exceed the maximum extension.
NOTE