This set includes 10 pieces of water blue aluminum alloy double pass hexagon bracket spacer posts. They are designed for drones and similar applications, with spacing M3x5mm and a length of 45mm. Key benefits Lightweight yet durable: aluminum alloy construction provides strength without adding significant weight, ideal for drone builds. Aesthetic and corrosion resistant: water blue anodized finish helps guards against wear and adds a clean look to setups. Rigid and precise: double pass hexagon design enhances alignment and structural rigidity for bracket mounting. Standardized dimensions: spacing M3x5mm and 45mm length support common drone frames and hardware configurations. Easy to install: compatible with standard M3 fasteners and common mounting schemes used in hobbyist projects. Key attributes Functionality: spacer posts for bracket mounting and frame construction Compatibility: suitable for M3 hardware and typical drone frames; general use in drones, etc Size: length 45mm; spacing M3x5mm Material: aluminum alloy; water blue anodized Performance: lightweight, durable, corrosion resistant; stable structural support Use cases Drone frame assembly: use these spacer posts to maintain precise gaps between brackets and arms, improving alignment and stability. Accessory and sensor mounting: attach cameras, modules, or other components on quadcopters using standardized M3 hardware with consistent spacing. RC and hobby electronics projects: apply these spacers in robotics, chassis builds, or other projects requiring reliable 45mm spacer posts with M3 spacing. Package includes 10 pieces of water blue aluminum alloy double pass hexagon bracket spacer posts Notes Spacing: M3x5mm; Length: 45mm Color: water blue anodized Material: aluminum alloy Intended use: drones and related hobbyist applications; etc