[Package Content] - 100pcs x Strain Relief Bushing. [Application] - Strain relief bushing widely used in electric railway and power network wire insulation protection, insulation protection, cable buckle sleeve. [Advantage] - The overall design of the strain gauge is exquisite, and it can slide into the hole of the board after the wire is clamped, which improves the use effect; It is easy to install, no special tools are needed, just push in. [Material] - Strain relief bushing is made of high-quality PA66 plastic material, which is strong and reusable; It is an ideal choice for your life and work. [Size] - Fit Wire Diameter (+-0.5mm): 5mm/0.20"; Each Size: 13.1mm x 11.5mm/0.52" x 0.45" (LxD); Model: 5P-4.