Replacement parts for Spruce TreeReplacement parts for your Spruce Tree. We know how cats can be, which is why we have replacement parts for every part of the Spruce Tree your Spruce cat tree will now be as good as new and all ready for your cats to perch on and play in! Replacement parts available: 1. Hand woven paper basket (with mat); 2. Main tree branch; 3. Middle round wooden platform (with mat); and 4. Solid wooden base. Specifications See Spruce Tree for more information.