Conditon: Item Type: Aluminum Column StandoffProduct Model: M3 x 40Material: Aluminum AlloyColor: BlackProcess: CNC AnodizingLength: Approx. 40mm/1.6inInternal Thread: Approx. 3mm/0.12inOuter Diameter: Approx. 5mm/0.20inTapping on Both Ends: Approx. 8mm/0.31inApplication: Suitable for FPV, Quadcopter rack, UAV, etcPackage List10 x Aluminum Column1Wide application, suitable for aircraft, multi-rotor, UAV, helicopter, etc. 2Anodized processing for better corrosion and rust resistance, long service life and stable performance. 3Made of premium aluminum alloy material of and good durability. 4The entire body of the separator is covered with knurl, internal thread, greater resistance and precision. 5Each set including 10 pcs M3x40 standoff to satisfy the quantity needs. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.