最終更新日:2022/12/24
This is adjustable telescopic tubing, wedged securely between floor and ceiling (vertical pole) or wall-to-wall (horizontal pole), within corridors, arches, window openings, doorways, etc. It may be held in position by a strong internal spring or end-screws. Designs include polecat, varipole, barricuda, jack tube, Acrow.
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This
is
adjustable
telescopic
tubing,
wedged
securely
between
floor
and
ceiling
(vertical
pole)
or
wall-to-wall
(horizontal
pole),
within
corridors,
arches,
window
openings,
doorways,
etc.
It
may
be
held
in
position
by
a
strong
internal
spring
or
end-screws.
Designs
include
polecat,
varipole,
barricuda,
jack
tube,
Acrow.