Specification Brand : MFREXPRESS BulletPoint1 : D SHAPE LOCKING CARABINER QUICK LINK CHAIN CONNECTOR easy to manipulate, comfortable to use BulletPoint2 : VARIOUS SIZES AND QUANTITY FOR YOUR CHOICE - Choose our quick link carabiners and enjoy your camping, fishing, traveling, hiking. Size 1/8", 3/16", 1/4", 5/16", 3/8" or 1/2". Please see the second picture for Detailed measurement. BulletPoint3 : EASY TO USE: Compact functional design makes it handy and easy to carry, wherever you want to go, you can use it everywhere. When using, you could unscrew it lightly and then twist the screw tightly BulletPoint4 : DURABILITY: Made from premium material plated with zinc, these quick links are strong and durable. With superior corrosion resistance, high-quality precision screw provides a tight and secure connection BulletPoint5 : WIDE APPLICATIONS - D Shape Locking Carabiner great for dog leash, camping, fishing, traveling, connecting items to a belt and much much more indoor/outdoor uses. These heavy duty quick links for backpack are ideal for daily life. They can be attached to the backpack, handbag, or used as key rings ExternallyAssignedProductIdentifier1 : 0846124021701 ExternallyAssignedProductIdentifier2 : 846124021701 ItemName : 5/16''x10' Binder Chain Transport Chain Grade 70 ItemPackageQuantity : 1 ItemShape : Oval ItemTypeKeyword : pulling-and-lifting-chain-links LockType1 : Twist Lock LockType2 : Screw Lock Manufacturer : Manufacturer Express Material : Gold NumberOfItems : 1 PartNumber : BTCG7H51610 ProductDescription : 5/16 Binder Chain Transport Chain 10 Feet Grade 70 Working Load Limit: 4700 lb. Breaking Strength: 18,800 lb. Gold Finished! NOT for over head lifting! Meets All DOT Requirements! ProductSiteLaunchDate : 2020-02-05T19:33:38.288Z Size : 1/8"