Counter Weighted Rail Systems

Create an overhead anchor point for multiple workers with ease. The Counterweighted System is a portable solution designed for counterbalancing by concrete or other means, allowing for close positioning to the work surface without obstructing the equipment being accessed. These systems are ANSI and OSHA compliant.

Counterweighted rail systems provide an effective and economical means of overhead safety anchorage. FLS offers systems with and without the concrete counterweight on the base of unit. The system is ideal in areas with no overhead obstructions and door height restrictions.


Counter weighted rail systems are rated for indoor and outdoor use, and can be outfitted for any environment, application or terrain providing reliable fall protection for even the most unique work environments.


FLS Counter Weighted Systems feature a lightweight design, allowing for easy mobility around the job site with a pallet jack or forklift.


Counter weighted systems rail features two man-rated trolleys for anchorage of a Personal Fall Arrest System (PFAS). Both users have access to the entire work area while while being protected against falls at height.

Custom Designs

FLS Counter Weighted Systems are available in a wide variety of pre-engineered designs to meet any application requirement. If additional customization is needed, An FLS engineer will work with you to ensure your System is optimal for your work environment.


Systems are constructed from powder-coated, anodized high strength alloy specifically engineered for extra tall and wide applications. The enclosed rail keeps debris from weather elements out. All FLS systems are extremely durable and built to last with world class quality, materials and workmanship.

Counter Weighted System Specifications

Part No.Anchor HeightRail WidthOffsetWeighted
42851776022 ft.32 ft.8 ft.not included
42851776122 ft.32 ft.8 ft.included
42851776222 ft.42 ft.8 ft.not included
42851776322 ft.42 ft.8 ft.included

OSHA Regulations For Counter Weighted Rail Systems

Freestanding Horizontal Rail Systems are OSHA / ANSI compliant and meet ANSI 14.3 requirement for fixed ladders, OSHA 1910.26 for portable metal ladders, CSAZ11-M81 for portable ladders, OSHA 1910.23 for guarding floor/wall openings & holes, and the Manitoba Workplace Safety & Health Division Fall Protection Guidelines.

It is recommended that all protection products be inspected prior to each use by the user, and annually by an OSHA and or ANSI defined “Competent Person” other than the user and in line with OSHA 1910.140, 1926.502, and ANSI/ASSP Z359.2-2017.

  • OSHA 1910.140(c)(18) Personal fall protection systems must be inspected before initial use during each work shift for mildew, wear, damage, and other deterioration, and defective components must be removed from service.
  • OSHA 1926.502(d)(21) Personal fall arrest systems shall be inspected prior to each use for wear, damage and other deterioration, and defective components shall be removed from service.
  • ANSI/ASSP Z359.2-2017 Equipment training shall include instruction and performance assessments of personal fall protection equipment to include before-use inspection, assembly, use, disassembly and storage according to the manufacturer’s instructions.

How can we help?

Our fall protection experts are available to answer your questions. Complete this form or call 1.800.353.9425