Speed Drive Auto Belay


Perfect Descent Auto Belays are hand built in the USA and preferred worldwide by climbers and gym owners alike. The Official Auto Belay supplier for International Federation of Sport Climbing World Cup Competition. Superior performance at a superior price. Perfect Descent Auto Belays are compact, durable, and budget-friendly with the lowest cost of ownership and a 2 year recertification cycle. Perfect Descent Auto Belays are ideal for rock climbing gyms, camp climbing walls, university recreation centers, ninja obstacle courses, amusement centers, industrial training, and more!

*You will be directed to our Global Distributor, Aerial Adventure Tech

About: Perfect Descent Speed Drive Auto Belay

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 15 ft/s (4.6 m/s), Perfect Descent outpaces the competition and the world’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.

IMPORTANT: The 53 ft (16.1 m) Speed Drive with aluminum carabiner is the only approved auto belay for use in IFSC Speed Climbing World Record events.


  • Perfect Descent is the cost leader in auto belays and boasts the lowest average cost of ownership over the life of the unit
  • All auto belays require ongoing and scheduled inspection, maintenance, and factory recertification. Perfect Descent auto belays feature a 2 year recertification period resulting in less downtime and lower recertification costs.
  • Lightweight and compact design equals lower shipping costs when returning units for factory authorized service and recertification
  • A growing network of factory authorized service centers makes it quick and simple to keep your units in-service and on the wall

Craftsmanship, safety, and innovation:

  • Perfect Descent auto belays are hand built in Colorado, USA and feature a high grade steel and aluminum housing, not plastic and never mass produced
  • All devices go through rigorous quality assurance before shipping and meet global safety standards
  • Internal components are made of high quality materials that require little to no maintenance

Versatile and durable device housing:

  • Lightest and most compact modular auto belay on the market for easy hauling and mounting
  • New multi-point mounting handle provides flexible mounting options and independent backup eyes
  • All units are sealed for outstanding performance indoors and outdoors
  • Durable lanyard nozzle ensures consistent performance and reduces lanyard wear

Lanyards to love:

  • Easy to replace lanyards take minutes to change
  • Lanyard length options of 28 ft, 40 ft, or 53 ft (8.5 m, 12.2 m, or 16.1 m)
  • Nylon/Spectra high quality webbing is more user-friendly than cable based systems and doesn’t damage walls
  • Built-in wear indicator takes the guesswork out of knowing when it’s time to replace your lanyard
  • Choose from two 3-stage, swivel carabiner options; aluminum for corrosive environments or to reduce weight and steel for durability and affordability


  • Weight: 29 - 31 lbs (13.1 - 14.1 kg) - weights vary according to lanyard length and carabiner type
  • Housing Dimensions: 16 x 9.5 x 7.5 in (40 x 24 x 19 cm)
  • Lanyard Retraction Speed: 15 ft/s (4.6 m/s)
  • Maximum Descent Rate: 6.6 ft/s (2 m/s)
  • Minimum Descent Rate: 1.6 ft/s (0.5 m/s)
  • Housing Material(s): Stainless Steel and Aluminum
  • Nozzle Material(s): Stainless Steel and Plastic
  • Lanyard Material(s): 1 in (2.5 cm) wide Nylon/Spectra webbing
  • Lanyard Breaking Strength: 3,500 lbs (15.6 kN)
  • Lanyard Length(s): 28, 40, or 53 ft (8.5, 12.2, or 16.1 m)
  • User Weight Range: 25 - 310 lbs (11.5 - 140 kg)


  • 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