DBI SALA 3511598 80 lb. (36.3 kg) counterweight assembly with runaway brake system - order guy cable separately. 

The DBI-SALA® SSB Climb Assist System, with external counterweight, aids workers and provides fall protection while climbing lengthy ladders and towers. It’s ideal for use on land-based and offshore drilling platforms, where environmental and work conditions can make climbing ladders hazardous. The counterweight includes a runaway brake for added safety. There is no limit to the length of the system providing ultimate jobsite flexibility. An extremely rugged aluminum housing and steel drum offer exceptional durability, corrosion resistance and field longevity.

Features and Specs:

• Counterweight assembly for SSB climb assist system
• 80 lb. (36.3 kg) weight can be adjusted up to 170 lbs. (77.1 kg)
• Built-in runaway brake for added safety
• Extremely rugged and corrosion resistant galvanized construction
• Integral cable attachment strap with quick link
• User installed system is fast, easy and safe
• Order block pulley, lifeline and mounting bracket separately
• User must supply 1/2" (12.7 mm) guy cable

For industrial/occupational use only. Not for consumer sale or use 

Disclaimer: 3M industrial and occupational products are intended, labeled, and packaged for sale to trained industrial and occupational customers for workplace use. Unless specifically stated otherwise on the applicable product packaging or literature, these products are not intended, labeled, or packaged for sale to or use by consumers (e.g., for home, personal, primary or secondary school, recreational/sporting, or other uses not described in the applicable product packaging or literature), and must be selected and used in compliance with applicable health and safety regulations and standards (e.g., U.S. OSHA, ANSI), as well as all product literature, user instructions, warnings, and other limitations, and the user must take any action required under any recall, field action, or other product use notice. Misuse of 3M industrial and occupational products may result in injury, sickness, death, or property damage. For help with product selection and use, consult your on-site safety professional, industrial hygienist, or other subject matter expert. For additional product information, visit www.3M.com.