Durable replacement cat scratching post posts - Key benefits - Thicker, longer-lasting construction: 4 mm sisal rope and 3 mm cardboard tube are thicker, providing stronger wear resistance and longer service life. - Easier and faster than DIY rope winding: our posts arrive pre-wrapped with a tight finish, saving you time and effort. - Stronger performance: designed to endure regular scratching with reliable material integrity. - Compatibility and sizing - Available in two screw types: M8 and M10. The posts are intended for cat trees that use these screw sizes. - If your existing cat tree uses M10 screws, choose the M10 version for a proper fit. - Please carefully confirm the type you need before placing an order to avoid purchasing the wrong one. - What’s included - Each item contains: 2 replacement posts, 2 screws, 2 bolts, and 1 Allen key. - The package contents provide more parts than many alternatives to facilitate installation. - Size options (14 total) - M8: 25 cm, 30 cm, 35 cm, 40 cm, 45 cm, 50 cm, 55 cm - M10: 25 cm, 30 cm, 35 cm, 40 cm, 45 cm, 50 cm, 55 cm - Use scenarios - Replacing worn posts on a family cat tree to restore scratching surfaces and extend the life of the structure. - Upgrading older posts to thicker, more durable posts on homes with pets that scratch aggressively. - Replacing missing or damaged posts after moving or reorganizing a multi-level cat tree to maintain stability and usability.