This turbo lite T-BAK personal fall limiter with 17D-1 steel twist lock carabiner features 7.5-Feet working capacity. User-rated to 400-Pound capacity. Cost-effective alternative to tie-back shock-absorbing lanyards. All-in-one, self-retracting lifeline/anchorage connector design reduces equipment required on the job site. Designed for anchoring below a user’s harness back D-ring for greater safety. Integrated shock absorber especially designed for tie-back applications with load indicator device. Includes the ANSI Z359.1 requirement that states only 24-Inches or less of lifeline extends out of the housing when the unit is fully retracted. Recommended for use in industries, construction, manufacturing, oil and gas, utilities and other. Fall from height hazard. Meets applicable OSHA, ANSI, CSA and CE standards.