BSTDS - Tie Down Systems
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Auto Tight Aluminum Take-Up Device

APPLICATION AutoTight TUDs are designed to eliminate slack between the threaded rod and the bearing plate at reaction points MOVING PARTS As a building shrinks the AT torsion spring rotates the stud of the device, automatically tightening the connection ACCOMMODATION TUDs are expansion rated from 1.10” – 2.50”. TUDs may be stacked to double the expansion to 5.0” STRENGTH Made from T6 6061 aluminum, ATs are tested and rated per ICC ES-AC316 for high loading. ATs are rated up to 83.2 Kips

Thumbnail SKU Variant Name diameter
Image Description AT6A-1.5 AutoTight Take-Up Device - (Up To 3/4) 3/4