- In addition, they resist pull in any direction, giving you added security as you confidently climb past them
- BigBro chocks are spring loaded for easy 1-handed placement; locking collar keeps spring at desired width
- Tube contracts to fit into straight-sided cracks or pockets and expands to fit snugly in large cracks where cams would be too small
- 5.5mm tech cord (not included) recommended for tethering
- Available in 4 sizes
Made in USA.