High-Quality MaterialOur threaded spindle rods with steel core screw and ABS plastic, durable and reusable.Solid material that will not crack under pressure, helps to make the stair gate tight and steady, to ensure the safety of children or pets. Safety and StabilityThis pressure screw makes your baby gate more stable and will not malfunction. A good way to protect walls or stair railings, the rubber pads protect your stairs from scratches. (Do not use it at the top of the stairs) Easy to InstallOur threaded spindle rods with adjustable length bolts, no tools needed, do not damage the wall.These spindle rods work just as well as the factory bolts.Simply twist the nut and create a counterforce against the wall, quick and easy to mount. Wide Range of ApplicationsFits for all pressure gates, baby gates, pet gates, walk-through gates, extra wide, tall gates, child safety gates with a door.Fits for any pressure mounted baby gates or pet gates.4 pack threaded spindle rods replacement, bring your old gate back into use, save you from buying a new gate. Package Includes4 pack threaded spindle rods in the package.Size: diameter M10 (10mm), length 80mm ,top diameter 35mm(1.38 in), only fits for M10 spindle holes. Not for 8mm screws. Color: White Function: 1. This gate adapter is quick and easy to mount and requires no tools. 2. Please ensure the hole of your baby gate can insert M10(10mm) bolts before purchasing. 3. protect your wall, door, stairs, handrail from being damaged by pressure gates or dog gates. 4. Rubber pads to protect your stairs from being scratched, allows mounting a child safety gate on stairs against a baluster, round post. Specifications: Product Name:Threaded Spindle Rods Color: White Material:Steel Core Screw+ABS Plastic Size: M10*8cm Package Includes: 4 Pcs Threaded Spindle Rods Installation Method: 1,adjust the wheels along the threading to make it a right situation, eliminating the gap between the adjustment wheel and the rubber foot. 2,Insert all 4 threaded spindle rods into the holes at each of the 4 corners of your baby gate. 3,Place the gate and ensure it is level and centered in your doorway or opening, then twist the adjustment wheels located on the threaded spindle rods to make it a right situation. Warm Tips: Please ensure the hole of your baby gate can insert M10(10mm) bolts before purchasing.