PetBird Xpress offers over 1,000 items including Multi-Cluster. Our Customer Care Representatives are standing by to help with your questions. We do stock Multi-Cluster and they usually ship within 1 day. We work very hard to honor our shipping and delivery estimates! Manufactured by PLANET. At PetBird Xpress you will find only quality branded products - no private lable of knock-off items! Join our group of 12,000 satisfied customers! Whether you are a restaurant owner or a consumer - you can count on PetBird Xpress.