Description: M2 M2.5 M3 M4 M5 Black or Silver Pressnut can be used for connecting rod, pulling rod or the top column, play the role of connecting or extending nut. Specification: Material:SUS303 Color:Black or Sliver Thread Diameter: 2mm (M2) , 2.5mm (M2.5) 3mm (M3), 4mm (M4), 5mm (M5)Features: - Made of SUS303 material, durable design, lightweight, strong hardness, secure. - Can be used for connecting rod, pulling rod or the top column, play the role of connecting or extending nut. - Is an important part of DIY and It is applied to the FPV model. Package included: 100Pcs Pressnut