Rebel™ Self-Retracting Lifeline (SRL) The industry’s lightest and most compact 11 ft. SRL, the Rebel™ weighs only 2.8 lbs. and offers the best weight-to-length ratio in the industry. Unique superstrength thin webbing provides total security and added length in this compact SRL. Both include carabiner, and AD111AR model has a swivel on the housing.