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Used
in J-Guide / T-Bar guided systems to hold
counterweight that balances the batten load. |
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Arbor
tops are fabricated from 1/2" steel,
and contain an 8-1/2" diameter ASTM
A48 grey iron sheave with equal pitch diameter
rope and cable grooves, tapered roller bearings,
and 7 gauge side plates. |
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Arbor
bottoms contain an 8" diameter ASTM
A48 grey iron sheave grooved for 3/4"
rope, with sealed precision ball bearings
and 10 gauge side plates |
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Two
3/4" steel arbor rods have three nuts
at top and bottom. |
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Each
rod has a retaining collar with a thumbscrew
incorporating an easy to grip plastic knob. |
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Front
collar is welded to top spreader plate for
additional security. |
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12
gauge steel spreader plate every two feet
(minimum 2). Labels on the back bar show
safety information and proper location for
spreader plates. |
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3/8"x
3" steel back bar, with two guide assemblies. |
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Standard
polypropylene guide shoes allow for on site
adjustment for 6" or 8" set centers;
other shoe types and centers are available. |
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Arbors
are provided with easy to read, self adhesive
set numbers. |
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