3M Issues a "Stop Use and Inspection Notice" for Self-Retracting Lifeline with Anchor Hook
The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources.
Self Retracting Lifeline Fall Protection Anchor Hook Ham Radio Merican Radio Relay League Ational Association For Amateur Radio
Source: arrl.org