The Self Retracting Lifeline Store is run by PK Safety Supply. For over 60 years, we have been helping customers stay safe. Whether you refer to an SRL as a retrieval lanyard, yo-yo, or retractable lifeline, we can find the right self retracting lifeline for your situation. Our customer service folks are not paid on commission, so finding the right solution to your challenge is our only goal. Feel free to give us a call!