Using a sliding ball-and-ramp, the Trango BallNutz Set (1-5) Protection protect small parallel-sided cracks better than any other piece of protection available and they fit where the only other option for pro would be pounding a pin.

• Specialized small crack protection
• Protect small parallel-sided cracks better than any other piece of protection
• Uses a sliding copper head to cam into rock for more security
• Can fit in places where the only option for protection would be pounding a pin
• Great for trad and aid climbing