Alleyways • 24′ Freestanding Alley has an opening of 28″• Adjustable Alley opening width can be set at 28″, 23″, and 18″.• Alleyway with Palpation Gate• Custom sizes available (contact JB Pipe for pricing) Base Alley $1,200 Adjustable Alley $2,500 Universal Palpation Cage $490