Black Diamond Stopper Pro Climbing Nuts
Best versatile protection set for trad climbers and mountaineers.
A foundational set of passive protection that excels in irregular cracks and flares. The transverse taper design provides reliable security in placements where standard nuts struggle, making them an indispensable part of any traditional rack.
$179.95
at
The Desert Rat
More Stopper options
Who it's for
- Trad climbers needing versatile protection for diverse crack sizes
- Climbers prioritizing secure, high-confidence gear placements
- Safety-conscious climbers seeking time-tested, reliable industry standards
Who should skip it
- Alpine climbers looking to minimize harness weight on long approaches
- Climbers wanting low-maintenance gear that resists cable fatigue
- Climbers tackling routes with mostly parallel-sided cracks
Performance breakdown
Placement Versatility
The tapered geometry secures placements in diverse, tricky crack profiles.
Cleaning Efficiency
Rounded edges prevent the nuts from getting hopelessly stuck in rock.
Cable Durability
Galvanized steel construction withstands repeated abuse and heavy loading cycles.
Size Range Coverage
Thirteen sizes provide a comprehensive rack for almost any trad route.
Identification Speed
Intuitive color-coding makes selecting the right size during a climb effortless.
Weight-to-Strength Ratio
Lightweight aluminum keeps your harness manageable without sacrificing critical safety margins.
Key Specs
Nut size
1, Strength: 2, Dimension: 4.3/9.1 mm
Nut size
2, Strength: 2, Dimension: 4.8/9.9 mm
Nut size
3, Strength: 5, Dimension: 6.1/11.4 mm
Nut size
4, Strength: 6, Dimension: 6.9/12.4 mm
Nut size
5, Strength: 6, Dimension: 8.4/13.5 mm
Nut size
6, Strength: 10, Dimension: 10.2/15.5 mm
Nut size
7, Strength: 10, Dimension: 11.7/16.3 mm
Nut size
8, Strength: 10, Dimension: 13.5/18.3 mm
Nut size
9, Strength: 10, Dimension: 15.2/20.8 mm
Nut size
10, Strength: 10, Dimension: 17.3/23.4 mm
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Ask Metto anything about the Black Diamond Stopper Pro Climbing Nuts before you decide.
