![Passive Stopper Set Classic 4-13 - Black Diamond](http://boutique.delirescalade.com/cdn/shop/files/stopperpro1-13_{width}x.jpg?v=1690400265)
Stoppers No. 4 to 13 rows on an OvalWire carabiner.
- Durable aluminum head and steel cables
- Different build angles allow for efficiency in rock builds that open, parallel cracks as well as those that close.
- The corners are rounded in order to be easier to get out (smaller sizes are squared in order to increase the contact surface).