The CritterTrail Activity Accessory Kit offers a great way to expand your pet's living space to create the ultimate habitat. The multi-purpose Activity Kit is designed to be a safe nesting area for curious critters and promotes exploration, exercise and healthy habits. Ideal for your pet hamster, mouse, or gerbil. Universally connectable to all CritterTrail, Habitrail and S.A.M. systems. Kit includes the following Fun-nels and accessories: Loop-d-Loop Accessory Outhouse Snap-On Comfort Wheel J-Tube Tee Tube Bubble Plug 3.5" Tubes 4 ea. Connector Rings
