DBI-SALA Lad-Saf Cable Guides for Fixed Ladders Prevents cable wear against the ladder and permits the climber to bypass without disconnecting for added safety and productivity. Fits rungs up to 1 1/8" diameter depending upon your rung strength, the system can be used by 1, 2, 3 or 4 users for added worksite flexibility. One guide is needed every 25 ft. protects the cable from rubbing on abrasive objects during adverse weather conditions. Non-metallic guide prevents metal-to-metal contact and allows cable lifeline to rest in a polyurethane guide slot, preventing abrasion with the structure. Galvanized construction offers excellent durability and corrosion resistance for added longevity, stainless steel also available for ultimate protection in harsh environments Pack of 1