Material: The shell is made of polypropylene, a carefully braided nylon rope with a sturdy zinc alloy gear that can be flexibly adjusted and an aluminum buckle to fully lock and can safely support up toat 68 kg.With a metal clasp to attach the rope to one end, these new hangers make raising and lowering lights and other things easy and smooth.Discover your hanging tent, fan and more.Wide range of applications: for hanging LED grow lights, aquarium lights, fans, ventilation systems, filters, reflectors, flower pots, miner's lights, etc.Heavy-duty metal and rope for strength and durability.Perfectly suitable for indoor plant stands, carbon filters, LED lights, etc.Specification: Material: PP, zinc alloy gear, aluminum buckle.1.96 in. Rope Length: Approx.240 cm / 94.48 in Loading capacity: approx.68 kg (per pair) Product colour: black Scope of delivery: 2 pieces Ratchet suspension pulley with rope