Sisal Pole 16.5 x 5 Blackline: Compact Scratching Post
By Cat Tree King | Published: 2026-10-28
Category: How-to Guides
Is the Sisal Pole 16.5 cm x 5 inch Blackline right for your cat tree? This buying guide explains fit, M8 compatibility, and trade-offs.
Quick answer
Choose the Sisal Pole 16.5 cm x 5 inch Blackline if your Cat Tree King cat tree uses a 5-inch-thick pole with M8 screws and you need a compact replacement or a shorter scratching surface.
Why pole length matters for scratching behavior
Cats often prefer a scratching surface that lets them stretch fully. A 16.5-inch pole suits smaller cats, kittens, or cats that scratch while sitting. Larger cats may need a longer pole to get a full stretch, so consider your cat's size and scratching style before buying.
Compatibility: not a one-size-fits-all part
This replacement pole only fits Cat Tree King cat trees that already use a 5-inch-diameter pole with M8 screws. It will not fit a 6-inch pole or a different screw size. Measure your current pole's thickness and check the screw holes before ordering.
Decision rules for the 16.5 x 5 Blackline
- Check the diameter: Measure your current pole's diameter. If it is 5 inches, this pole is a match. If it is 6 inches or another size, choose a pole with the same diameter. Always measure before ordering; a 5-inch pole will not fit a 6-inch mount.
- Check the screw size: Verify that your cat tree uses M8 screws. This pole has M8 holes at the top and bottom; other screw sizes will not align. If you are unsure, contact support or check your cat tree's manual.
- Match the length to your cat: For kittens, small cats, or cats with a compact scratching style, 16.5 inches is sufficient. For large breeds or cats that stretch fully, consider a longer pole. Watch your cat scratch; if it stretches beyond the pole, a longer replacement is better.
Product facts
- Sisal Pole 16.5 cm x 5 inchØ - M8 (Blackline): This Blackline sisal pole has 1 M8 screw hole at the bottom and 1 at the top, a 5-inch diameter, and is 16.5 inches long. The M8 holes let you mount it on a compatible Cat Tree King cat tree, but you must confirm your tree uses the same thickness and screw size.
Sisal Pole 16.5 cm x 5 inchØ - M8 (Blackline) - Sisal Pole 16.5 cm x 5 inchØ - M8 (Blackline): The sisal is glued to the pole and has an ABS interior, which makes it extra strong. The reinforced construction helps the pole resist heavy scratching and last longer between replacements.
Who this pole fits best
Best for
- Owners of Cat Tree King cat trees with a 5-inch pole and M8 screws
- Small or medium cats that prefer a shorter scratching surface
Not for
- Cat trees with a 6-inch pole or different screw size
- Large cats that need a longer pole for a full stretch
