Details
Northrock offers a
choice of standard
heavy-duty and lightduty pencil shafts in
lengths from 1' up to
30' in convenient increments. Lengths up to 60' are available via a simple
shaft connector.
Heavy-duty shafts are stiffer and are used primarily
for better pokeability. The lighter duty pencil shafts
are available for applications where better flexibility is
required and may be used with all size Northrock
poker vibrator heads.
Northrock Backpack
Vibrator Systems offer
a choice of standard
heavy-duty shafts for
better pokeability and
light-duty pencil shafts
for better flexibility.
They are available in lengths of 7', 10' and 14