K9 Carts | The Original Dog Wheelchair | Veterinarian Established | Custom Built in The USA VETERINARIAN DESIGNED, built, and tested for over 53 years in our Orthopedic Veterinary Hospital. MADE IN THE USA just for you pet. Handmade with care. Normally ships same day. LIGHTEST WHEELCHAIR on the market!. Built from aircraft grade aluminum for years of rugged use. BACKED BY PROS! Every purchase is backed by our experienced medical staff to ensure the best customer service. IMPORTANT: Fits most dogs 16-25 lbs. Please review the measuring diagram to the left to ensure this cart will fit your pet.