3M DBI-SALA 6 ft. Class 1 Nano-Lok Self-Retracting Lifeline with Anchor Hook - Web Aluminum Rebar Hook - 3100539
3M DBI-SALA 6 ft. Class 1 Nano-Lok Self-Retracting Lifeline with Anchor Hook - Web Aluminum Rebar Hook - 3100539
3M DBI-SALA 6 ft. Class 1 Nano-Lok Self-Retracting Lifeline with Anchor Hook - Web Aluminum Rebar Hook - 3100539
6 ft. (1.8m) of 3/4" (19mm) Dyneema fiber and polyester web and aluminum locking rebar hook on leg end, swiveling anchor loop with aluminum carabiner.
3M's newest Class 1 SRL attach AT or ABOVE the dorsal D-Ring on your harness.
Whether the application requires single or twin leg configurations, mounting to an overhead anchor, or connection directly to a harness, there are numerous fall protection models to choose from to suit almost any application. 3M DBI-SALA Nano-Lok Self-Retracting Lifeline (SRL) with Anchor Hook's smart activating brake system achieves fall clearance as low as 4 feet while stopping a fall within inches and providing more protection at low heights. In addition, tension is always kept on the lifeline helping to reduce dragging, snapping, and trip falls. These features are key safety improvements and provide the user with the comfort and support required to get the job done right.
- Swiveling anchorage loop with carabiner
- Quick activating speed sensing brake system
- Self-locking snap hook on lifeline
- Compact & lightweight design
- Durable thermoplastic housing
- High capacity external energy absorber and impact indicator
- RFID equipped and capatible with inventory management system
- Available in multiple styles and configurations
Replaces 3M Part # 3101469
| Anchor Connection Type | Carabiner |
| Anchor Hook Material | Aluminum |
| ANSI Class Level | Class 1 |
| Color Family | Blue |
| Harness Connection Hook Material | Non Pertinent |
| Harness Connection Type | Non Pertinent |
| Housing Material | Nylon Thermoplastic |
| Housing Type | Thermoplastic |
| Install Type | Portable & Removable |
| Leg Count | Single-Leg |
| Lifeline Hook Material | Aluminum |
| Lifeline Length (Imperial) | 6.0 ft |
| Lifeline Length (Metric) | 1.8 m |
| Lifeline Material | Web |
| Maximum Number of Users | One |
| Mounting Type | Overhead Anchor Point |
| Net Weight (Imperial) | 2.403 lb |
| Net Weight (Metric) | 1.089 kg |
| Overall Length (Imperial) | 6.0 ft |
| Overall Length (Metric) | 1.83 m |
| Product Color | Blue |
| Product Number | 3100539 |
| Product Series | Nano-Lok |
| Product Type | Self Retracting Lifeline with Anchor Hook - Web |
| Recommended Industry | Utility |
| Specifications Met | ANSI/ASSP Z359.14-2021 |
| Weight Capacity (Imperial) | 420.0 lb. |
| Weight Capacity (Metric) | 190.0 kg |
Type: Class 1
3M ID: 71003131743M Part #: 3100539UPC/GTIN #: 648250242407
UPC/GTIN #: 648250242407
| Product Type | Fall Protection Retractables |
|---|
Shipping
We Ship Internationally - We can ship to virtually any address in the world, with some restrictions on certain products.
Standard Delivery: Ground shipping typically delivers in approximately 5 business days from our Columbus, OH warehouse.
Expedited Options Available:
- Priority and Expedited handling speeds up processing
- Overnight shipping available (guaranteed) - must order by phone before 12pm EST M-F
- Some items ship "Manufacturer Direct" and cannot be expedited
Important: Inspect your delivery before signing! Note any damage on the shipping document.
Returns Policy
30-Day Return Window: Most new, unopened items can be returned within 30 days for a full refund.
Non-Returnable Items:
- Made-to-order fall protection products
- Used vacuums, respirators, gas monitors, or air scrubbers
- Calibration gas (hazardous material)
- PAPR and specialty respiratory items (non-stock)
Restocking Fee: 30% restocking fee or shipping costs apply if return is due to buyer error.
Refund Timeline: Expect refunds within 4 weeks, though many are processed faster.

