Drop-thru Anchor – For concrete or steel ceilings & decking – Installs into 1-1/2 in. to 1-3/4 in. diameter holes with 4 in. minimum thickness – 360-degree rotating D-ring – Shielded cable – 3M DBI-SALA
$169.00 – $178.00 + Free Shipping
- 1-1/2″ to 1-3/4″ dia. hole – Anchor installs into 1-1/2 in. to 1-3/4 in. dia. hole (38.1 to 44.5 mm) with a minimum thickness of 4 in. (101.6 mm).
- Concrete or steel ceilings – Designed to be used horizontally in overhead concrete or steel holes
- 360-degree D-ring – Swiveling stainless steel d-ring allows connected user complete freedom of movement
- Shielded cable – Partially shielded cable protects the inner-workings of the device, ensuring it lasts a long time.
- Compact & lightweight – Easy to move, transport between job sites and store away when not in use.
- Corrosion resistant – High strength stainless steel components with anti-corrosion finish.
- Different lengths available – Drop-thru anchor available in lengths of: 2ft, 6ft, 8.5ft & 10ft.
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Drop-thru anchor for concrete or steel
Drop-thru anchors are easy to install, reliable and can even be reused over and over again. Simply install the anchor upside down in a way that fixes the anchor in place while allowing the D-ring to hang from the ceiling. The 3M DBI-SALA drop-thru anchor can be installed directly into concrete ceilings or simply wedged into place.
Installs into 1-1/2 in. to 1-3/4 in. dia. hole (38.1 to 44.5 mm) with a minimum thickness of 4 in. (101.6 mm)
The anchor is intended for horizontal use from overhead concrete or steel. The drop-thru anchor is portable, easy to install and can be reused time and time again. Made from high strength steel components with anti-corrosion finish – this anchor is deigned to last a long long time. The cable is even partially shielded to protect the inner-workings from dust, grime and debris.
The 360-degree swiveling d-ring allows for a user to connect to the anchor – allowing them to work safely at height without the worry or falls or injury.

Anchorage connectors
Often overlooked but critical to any personal fall arrest system - the anchor is what provides support to your system in case of a fall. Anchor are categorized based on the structure being attached to - ranging from: wooden rooftops, concrete columns or steel I-beams.
Your anchor can be a permanent installation meant for reoccurring jobs like maintenance and inspection work - or reusable and ideal for crews moving job to job. All anchors must provide a secure point of attachment to a personal fall arrest system and be capable of supporting 5,000 lbs. / or meet the OSHA 2:1 safety factor.
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Additional information
Mpn | 2104819, 2104818, 2104817, 2104816 |
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Gtin | 840779146659, 840779146642, 840779146635, 840779146628 |
Weight | 2.7 lbs |
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Dimensions | 12 × 12 × 12 in |
Brand | |
Anchor Installation Type | Reusable |
Overall Length | 8.5 ft. (2.6 m), 2 ft. (0.6 m), 6 ft. (1.8m), 10 ft. (3m) |
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