3M™ DBI-SALA® Nano-Lok™ Wrap Back Self-Retracting Lifeline, Web 8' - 3101658


8 ft. (2.4m) tie-back type lifeline with 3/4" (19mm) wide blue Dyneema® fiber web and steel rebar hook, quick connector for harness mounting.

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About this product

Wrap Back Self Retracting Lifeline Designed for Foot-Level Anchorage Around Non-Sharp Edges

Nano Lok™ Wrap Back SRL is designed to function as both a fall protection device and tie-off adapter. This versatile solution is specifically designed to be tied off anywhere along its lifeline component providing a secure connection to I beams, rebar walls, or other structures that can properly support fall arrest forces. This can be done either overhead or at foot level on non-sharp edges—the first web SRL connector they have approved for foot-level tie off.

The Nano Lok Wrap Back SRL features a pin-style connector so it attaches quickly and easily to your harness webbing. With such a wide variety of at height environments and applications in the workplace, you can confidently consolidate and simplify your equipment thanks to the safety and versatility of the Nano Lok Wrap Back SRL.


  • Designed for foot-level anchorage around non-sharp edges
  • Wrap back design with specialized Dyneema® web lifeline
  • Built-in pin-style connector for direct attachment to harness
  • 8 ft. (2.4m) of 3/4" (19mm) wide blue Dyneema® fiber polyester web
  • Self-locking steel rebar hook on end of lifeline
  • Extremely compact, lightweight design
  • Tough and impact resistant thermoplastic housing

3M™ DBI-SALA® Nano-Lok™ Wrap Back Self-Retracting Lifeline, Web 8' - 3101658 Specifications *( 1,2 )

Product Series:
Product Type:
Wrap Back Self-Retracting Lifeline
Model Number(s):
Length Options:
8 ft. (3101658)
Anchor Connection Type:
Rebar Hook
Housing Type:
Lifeline Hook Material:
Zinc Plated Steel
Lifeline Length(s) (Imperial):
8 ft
Lifeline Length(s) (Metric):
2.4 m
Lifeline Material:
Mounting Type:
Direct to Harness Back
Product Color:
Recommended Industry:
Weight Capacity:
420 lbs. (190 kg)
Product Weight (Imperial):
4.1 lb.
UPC / GTIN Nos.:
00840779153329 ( SKU: 3101658)

Product Specification Disclaimer*( 1,2 )

*1. Manufacturers specifications are supplied by the manufacturer and are subject to change without notice. The data and information contained in these specification sheets are representative; the ratings supplied are suggested as guidelines and should only be used for evaluating your specific application.

**2. Although Reliable Electric Products Company Inc. has made every effort to ensure the accuracy of information by third parties, it is ultimately the customer’s responsibility to validate these specifications to ensure they are suitable for SAFE use in a particular application. Reliable Electric Products Company Inc. disclaims to the extent permitted by law, any warranty or liability.

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Self Retracting Devices Inspection and Servicing Guidelines

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3M™ DBI-SALA® Nano-Lok™ Wrap Back Self-Retracting Lifeline

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Nano-Lok™ WrapBack Self-Retracting Device - Instruction Manual

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