A: super light: be made of light epoxy resin produce, only 2.75kg/m, much Lighter and stronger than the common frp. B: high strength: can withstand 200kg impulse per meter. It can elongate from 2m to 4m, and close to be 60-70 cm. It's convenient for carrying. Applications: suitable for repairing in local transformer substation Overhaul, checking the meters and so on. Product model: jtqx-2m, jtqx-2.8m , jtqx-3.2m, jtqx-3.8m, jtqx-4m. According to different specifications.