Alloy Steel Imported 【PROFESSIONAL EQUIPMENT】 Our Heavy Duty Carabiner have 〖CE EN362 Standard Certification〗 and 『ANSI Z359.12-2019 Hardware Test』, Carabiner Long axis rated load 22KN(4947lbs), Minor axis load 7kN, Open gate load 7kN. It is Professional Tool fit for Rock-climbing, Rappelling, Exploratory caverns, Rescue, High-altitude operations, Project protection hoisting, Hammocks and Tow trucks, etc. 【CLASSIC LONG CRICLE】D Shape Carabiner carries the majority of the load toward the spine. D-shape design Carabiner is more ergonomic to hold and disassemble with one hand frequently. The shiny Anti-oxidation coating surface will not damage the ropes and hurt hands. 【QUICK AUTO-LOCKING】The Climbing Carabiner, Simply twist of the barrel with only one hand and push against the spring load will open. Automatic re-locking when releasing the pressure. Fast fastening and release to lessen fumbling in climbing emergency. 【Quality Material】Heavy Duty Carabiner Length: 4.2”; Width: 2.2”; Opening Gate: 0.82”. Carabiner made of 7075 Aviation grade Aluminum Alloy by hot forging, with Ultra-High strength, Corrosion resistance and Never rust. 【A TRUSTED BRAND】SOB Carabiner Clips offers a full warranty and friendly 24/7 customer service. Loved for everyone, Experienced explorers and beginners alike have reached for SOB brand Climbing Products, Because they’re Affordable, Durable, Absolutely safe! If you are not satisfied for any reason, we'll replace it or give you Totally Refund. Why SOB? We specialized in designing and manufacturing high-quality outdoor products. We strive to provide our customers with products and services which meet and even exceed their expectations. Q1: Is the SOB carabiner clip easy to break? A1:A: Our carabiner clip is made of 7075 aircraft aluminum alloy, the material is strong and durable, and you can use it with confidence. Q2:Do carabiner clips loosen when they are tightened? A2:Hello, our carabiner clip is very easy to install, there will be no such problems, and you can use it with confidence. As an outdoor sports enthusiast, SOB Carabiner Clips Are Designed To Make Your Favorite Activities More Enjoyable! Beautiful, elegant, and practical, meeting the needs of various occasions. Indoor & Outdoor Applications for outdoor hiking, Hammock, camping, and traveling, also as a key chain clip. Use it to attach sports bottles, backpacks, ropes of a camping tent, hiking poles, etc. Material： 1:Made of a special rust-free material-7075 aircraft aluminum alloy. 2:Anti-oxidation coating for a glossy and scratch-resistant finish. 3:With the twist lock design, With a simple twist to the barrel and push against the spring load, it will open. 4:Meet your needs on various use occasions. Specifications: - Color: Silver -Weight：0.44LBS -Size：4.33"*2.95" -Open Dia:0.94 inch -Material: 7075 Aircraft Aluminum alloy -Process: aluminum alloy anodizing