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Perfect Descent Speed Drive Auto Belay

Perfect Descent Speed Drive Auto Belay

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The Speed Drive Auto Belay from Perfect Descent Climbing Systems is the original speed auto belay and the Official Speed Climbing Auto Belay for International Federation of Sport Climbing World Cup events. With the fastest retraction speed on the market at 4.6 m/s, Perfect Descent outpaces the competition and the worldโ€™s fastest climbers.

The Speed Drive complies with all IFSC requirements and exerts minimum pull on the climber. Not just for speed climbing, Speed Drive Auto Belays are ideal for keeping pace with fitness and training minded climbers, managing warm-up and dynamic routes, and for any activity where fast retraction is needed to ensure slack never develops in the line.


  • Weight: 13.1 - 14.1 kg - weights vary according to lanyard length and carabiner type
  • Housing Dimensions: 40cm x 24cm x 19cm
  • Lanyard Retraction Speed: 4.6 m/s
  • Maximum Descent Rate: 2 m/s
  • Minimum Descent Rate: 0.5 m/s
  • Housing Material(s): Stainless Steel and Aluminium
  • Nozzle Material(s): Stainless Steel and Plastic
  • Lanyard Material(s): 2.5 cm wide Nylon/Spectra webbing
  • Lanyard Breaking Strength: 19.5 kN
  • Lanyard Length(s): 8.5m, 12.2m, or 16.1 m (28ft , 40ft , or 53ft)
  • User Weight Range: 11.5kg - 140kg


  • ANSI/ASSE Z359.4: Safety requirements for assisted-rescue and self rescue systems, subsystems and components
  • EN 341: 2011 Class C: Personal protection equipment against falls from height - descender devices
  • AS/NZS 1891: Industrial fall-arrest systems and devices - Part 3: Fall arrest devices
  • CSA Z259.2.3-99: Descent control devices
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