4 inch Big Caster With Locking-The rolling cart has 4 3-in BIG casters and is big enough for a smooth ride so it doesn't shake the the egg at all when it gets moved around the deck

Holds up to 20 lbs of food

easy to hide in the tank

allowing withstand temperature up to 1832 °F

High quality and more durable

Large Pet Heating Pad 34x21 in Waterproof for Dogs, Smart Thermostat Switch, Heated Dog Bed, Adding Wire Rope Wires Puppy Heating Pad Mat-Whelping Box Genesis EP-320 4 inch Big Caster WithUpgraded Configuration: Large Dog heating Pad for dogs 34 x 21 inches (for adult large dogs, German Shepherds, Golden Retrievers, Caucasians, Alaskans, etc.) + Intelligent temperature controller with automatic shut off. Reinforced interface + wire rope for more safety Rapid Heating: Double spiral heating wire, it will warm up quickly in 10 minutes after turning it on, quickly provide enough heat for your pet, built in protection against power failure,