Walky Dog Spare Jaw Bike Attachment Accessory must be used with the Walky Dog Plus Bicycle Exercise Dog Leash. Spare clamp attachment allows you to use your Walky Dog leash on multiple bikes. Saves you the hassle of having to remove the clamp each time you want to use a new bike. Great for homes where multiple family members will be biking with the dog. Easy to install and made of durable stainless steel with a quick lock and release system Accessory must be used with the Walky Dog Plus Bicycle Exercise. Spare clamp attachment allows you to use your Walky Dog leash on multiple bikes. Saves you the hassle of having to remove the clamp each time you want to use a new bike. Great for homes where multiple family members will be biking with the dog. Easy to install and made of durable stainless steel with a quick lock and release system.