Meet your new climbing partner
High Quality.
High Performance.
Highly Certified.
Perfect Descent Auto Belays are hand-built in the USA and certified to the highest standard in the world. Featuring an aluminum and stainless-steel outer case to protect precision high-wear internal components. Lightweight and compact construction, reliability, and low cost of ownership are just a few of the reasons why PD® is the preferred auto belay at climbing gyms, camps, schools and universities, on ninja obstacles courses, and at family entertainment centers. Tested and certified to 10x EN 341:2011 Class A., representing the most comprehensive certification requirements for recreational auto belay devices.

COMPACT SIZE
AMAZING FEATURES
DURABLE & RELIABLE
3rd party tested to 10 times the requirements of EN341:2011 Class A and featuring durable high quality aluminum and stainless steel housings on the outside and precision machined components on the inside.
LOW COST OF OWNERSHIP
Low entry level pricing, low annual recertification fees, no hidden service charges, and long-lasting components engineered and designed to last equals money savings for you.REDUNDANT RETRACTION
Redundant retraction featuring Perfect Descent’s exclusive Dual Spring Design engineered for reliability and longevity.
COMPETITION TESTED
Our Speed Drive auto belay is used by speed climbing teams and top athletes around the world. Perfect Descent was the first auto belay used in World Cup competition, and the only auto belay recognized by the IFSC.
LIGHT CONSTRUCTION
Our lightweight design makes it easy for your setters to install and move. The small and light design also makes it less expensive to ship for when it is time for maintenance and recertification.
INDOOR & OUTDOOR USE
The Perfect Descent auto belay features corrosion-resistant components and a sealed housing for use indoors and outdoors.
Building the best auto belay
Pick your performance

Direct Drive™
- The low-price leader in high-quality and high-performance auto belays.
- Retracts at an average rate of 2ft (61cm) per second, making it a excellent choice for general climbing activities.
- Featuring our exclusive Dual Spring Design engineered for reliability and longevity.
- Sealed for indoor and outdoor use.

Speed Drive™
- The Official Auto Belay of IFSC World Cup Climbing and featuring our exclusive Dual Spring Design engineered for reliability and longevity.
- Sole supplier to Tokyo 2020.
- Setting the standard in the industry, Perfect Descent is the original fast-retracting auto belay.
- Retracting at a rate 4.6m (15ft) per second, Speed Drive™ is ideal for speed climbing and competition, dynamic routes, or for any activity where fast retraction and immediate response is desired or required.
- Sealed for indoor and outdoor use.
Choose your Lanyard
PD® Auto Belays offer three lanyard lengths designed to optimize your auto belay performance based on mounting elevation. Always select the lanyard that most closely matches the intended mounting height by being equivalent to or greater in length.



28ft (8.5m)
Mounting heights between 5.5m and 8.7m (18ft and 28.5ft)
40ft (12.2m)
Mounting heights between 8m and 12.3m (26ft and 40.5ft)
53ft (16.1m)
Mounting heights between 10.4m and 16.3m (34ft and 53.5ft)
Select How you Connect

STEEL
Indoor Durability
Steel alloy, 3-stage auto-locking carabiner with integrated swivel

ALUMINUM
Corrosion Resistant
Anodized aluminum, 3-stage auto-locking carabiner with integrated swivel

DUAL
Competition and Security
Two, 3-stage auto-locking carabiners with sewn dog bone and integrated swivel

LOOP
Integrate Connectors
Full strength sewn loop suitable for use with authorized connection types
Five Star Quality
Loved by pro athletes, owners, and gym climbers
⭐⭐⭐⭐⭐
Great product even better support team
Great product even better support team “The Perfect Descent auto belays always meet my needs and the Arial Adventure staff have been helpful and well informed whenever I needed customer support.” Noah B. on 19 Aug 2020
Noah B. on Aug 19th, 2020
Master Your Auto Belay Management Program
Register your device
Product Registration is an important part of auto belay management and establishes an early and accurate record used throughout the service life of the device. Be the first to receive critical beta about product updates, news and events, technical bulletins, and exclusive offers.
Guides
Get the most from your PD® management program with concise and in-depth information about installation, care, and operations. Explore common troubleshooting strategies, read up on manufacturer inspection requirements, and discover guidelines for managing competition auto belays.
User manuals
Access our full range of English and foreign language product and operations manuals. Download the most current documentation for model 220 and 230 auto belays, duplex spring™ inspection and lanyard replacement manuals, cleaning and disinfecting guidelines, and more.
Certification
EN Standards set the bar for product safety, reliability, and quality. Perfect Descent Auto Belays have been tested and certified to the highest standard for recreational auto belays at 10x EN 341:2011 Class A. View and download the most current Declaration of Conformity and Examination Certificate.