The Notch Ultra D is a D-shaped, triple-action twist-lock aluminum carabiner (7075 alloy) with a keylock nose and a 3,600 lb (16 kN) rated gate.

Major axis 30 kN, minor axis 16 kN; 25 mm (0.98") gate opening; 117 mm tall; 136 g. Meets ANSI Z359.12 and CSA Z259.12.

Inspect before each use and follow the manufacturer's instructions and rated limits.