NeoAlly Dog Rear Leg Hock Brace with Safety Reflective Straps for Large Dogs [Long Version]NeoAlly Dog Hock or Ankle Brace with Medium Support for Large Dogs Does your large dog suffer from a sprained ankle or hock injury? Our NeoAlly Dog Rear Leg Brace is the perfect non rigid hock or ankle brace for your large dog. This type of back leg support will also help dogs with knee issues such as a torn ACL or CCL. This model provides medium support and stabilization for your pets hock joints and bones so there is no restriction of movement. The