Embrace the outdoors with our Heavy Duty Dog Runner, designed for the adventurous pet owner. With its seamless welding and stainless steel construction, this 4mm thick, 4m long chain ensures your furry friend's safety and freedom. The updated walnut lock adds an extra layer of security, preventing accidental release. Perfect for medium to large dogs, this chain stands up to the toughest tests, including chew resistance and weather resilience, making it an ideal companion for any terrain.Heavy Duty Dog Runner : Your Reliable Companion For Outdoor Adventures, Perfect For Keeping Your Pet Safe And Secure While Exploring Or Camping. Seamless Welding & Steel : Our Dog Runner Chain Features A Robust Design That Can Withstand The Most Vigorous Activities, Ensuring Your Dog's Freedom Without Compromising On Safety. Swivel Snaps For Tangle-Free Movement : Equipped With Rotating Hooks, Our Chain Allows For Seamless Motion, Preventing Knots And Tangles So Your Pet Can Play Freely. Chew Proof & Rust Proof : Crafted From Durable Stainless Steel, This Chain Resists Both Chewing And Corrosion, Making It Ideal For Outdoor Use In Any Weather Condition. Portable & Easy To Set Up : Designed For On-The-Go Dog Owners, Our Runner Chain Can Be Quickly Fixed Around A Post Or Pile, Offering Flexibility And Convenience.