High-Quality Material: These gate spindle rod screws are made of steel core screws and ABS plastic, making them durable and reusable. Safe for children and pets, providing peace of mind. Dimensions: 125 x 68 x 20 mm. Y-Shaped Design: Our baby gate screws feature a Y-shape, allowing them to better fit stairs and securely attach. This is a great way to protect your walls or stair railings. Easy to Install: No tools are required for installation. It won't damage the wall and installs quickly and easily by simply turning the nut and creating force directly on the wall. Wide Application: The spindle rod is suitable for most safety gates and railings, perfect for baby gates, pet gates, stair gates, wooden stair gates, etc. Note: All data is measured manually, please allow 1-3 cm error. Due to differences in light and display, there may be some color differences, please refer to the actual item received.