The finest materials, combined with a patented shape, give you a powerful tool for protecting micro-sized fissures.

Silicon bronze is the perfect material (although very costly) for micro nuts as it exhibits high strength, yet is still soft enough to let the nut bite into the rock’s surface and seat into position with maximum holding power. The small collars on are color-coded for quick identification.

Not CE rated - for aid climbing only

Size 1
Strength: 2KN
Range: 3.1-6.1mm
Weight: 5.7g

Size 2
Strength: 2KN
Range: 3.5-6.1mm
Weight: 6g

Size 3
Strength: 2.5KN
Range: 4.1-6.1mm
Weight: 6.2g

Size 4
Strength: 2.5KN
Range: 4.6-6.5mm
Weight: 6.5g

Size 5
Strength: 2.5KN
Range: 5.3-7.4mm
Weight: 7g