Petzl Heart Steel 10 mm Pack of 20, Grey

Material: Steel Color: Silver For Indoor Use/Tongue with Rotating Protection System: Irregularities on the back prevent the tongue from rotating when attaching the hook or when using it with a strong side load Large, ergonomic connections make it easy to attach the carabiner; the eyelet is large enough to put two carabiners at the same time Carabiner wear protection: The thick layer of tongue material as well as rounded edges of the connection reduce carabiner's wear; available for two drill diameters