Thank you for viewing. This is a KA12K-S medium-sized stainless steel screw gate carabiner made by Ito Seisakusho (ONE・TWO・THREE). It is stamped "KA12K-S 1011" and was manufactured in November 2010. It is rust-resistant and highly durable, and can be widely used for mountaineering, rescue, high-altitude work, marine activities, and outdoor activities. Product Details • Manufacturer: Ito Seisakusho (ONE・TWO・THREE) • Model: KA12K-S • Stamped: KA12K-S 1011 • Manufacturing Date: November 2010 • Material: Stainless steel • Type: Screw gate carabiner (medium size) • Color: Silver • Features: Highly corrosion-resistant, high strength, can be used outdoors and at sea • Condition: Stored item, so there are minor scratches, but overall good condition #ItoSeisakusho #KA12KS #Carabiner #StainlessCarabiner #MediumCarabiner #ScrewGate #MountaineeringGear #RescueGear #WorkCarabiner #HighAltitudeWork #MarineSupplies