Self Cleaning Cat Litter Box Cover Replacement Part Accessory Door for Cat Compatibility: Cover replacement part for self-cleaning cat litter box, designed for automatic cat litter boxes with model numbers ranging from B0001 to B9999, ensuring a proper fit Material Quality: Made from PP material, this accessory is durable and built to maintain structural integrity with regular use Compact Size: Designed with a compact size to efficiently integrate into your cat's litter box setup Package Contents: 1 automatic litter box cover replacement accessory; easy to install and replace Note: Please check compatible models and product images carefully to ensure correct purchase Size: 33cm x 10.5cm x 7cm (12.99in x 4.13in x 2.76in) Package Includes: 1 cover replacement part for automatic litter box Note: Slight measurement variations of 1–2 cm (0.39–0.79 in) may occur due to manual measurement