Size: M10 (10mm) bolts fit a pressure mount door with a spindle diameter of 10mm. Each spindle pole is 8cm (3.15in) long. Please make sure this product is the right size for your gate before buying. If your pressure door is not cylindrical in shape, please note the dimensions
Y-Shaped Design: Suitable for stairs, railings, corners and other round supports. Head wrapped silicone design to better fix and protect the furniture
Easy to install: No tools required, no need to punch holes in stair railings or wall
Premium Material: The pressure-mounted safety gate spindle rod is made of steel and rubber, as is strong and durable
Adjustable Bolts: PLZOIT Baby Gate Threaded Spindle Rod Bolt Adapters for Stairs have an adequate length of 3.15" and you can adjust the size to reach your stair gate railing