12 Pcs M3 X 40Mm Knurled Aluminum Standoff Spacer Column, Black

What is this?This aluminum standoff is designed for RC Quadcopters/FPV Drones, DIY models, electronic workbenches, and motherboard mounting, suitable for outdoor activities, construction projects, and DIY/professional applications. It serves as a connecting rod, tie rod, or top column, facilitating secure fixing and connecting in various applications.What will I get?Aluminium standoffs round spacers, is in size of:Inner Screw Thread: M3;Total Length: 40mm/1.57 inch;Diameter of Standoff: 6mm/0.24 inch;Color: Black;Material: Aluminium Alloy;In the package of: 12 Pcs x Knurled Aluminium Column.Are there any advantages of the product?Durable Material: Made of good-quality aluminum alloy, it is lightweight yet sturdy, with corrosion resistance for long-lasting performance. The surface is sandblasted and anodized, providing a cool, shiny appearance while protecting against wear.Enhanced Stability: Features a knurled double-head design for improved grip and stability, ensuring secure connections during assembly and disassembly.Easy Handling: The wide head column spacer ensures portability and ease of use, suitable for projects requiring frequent movement. The surface is smooth, bright, and burr-free, and the patterns are evenly distributed, which makes it a comfortable grip.How to use it?Use the hexagonal-shaped upper and lower studs for screw locking, increasing contact area for safer and more secure connections.What should I notice?Please check the size before purchasing and ensure proper alignment and secure tightening of screws during installation to maximize stability.