What's the name of the metal of motorcycle fixing strap?

cable ties.

ordinary harness (nylon) is divided into: self-locking nylon harness, signboard harness, movable buckle harness, anti-disassembly (lead sealing) harness, fixed head harness, pin (airplane head) harness, bead hole harness, fishbone harness, weather-resistant harness, etc. As the name implies, the binding belt is a belt for binding things. It is designed with a non-return function (except for the snap button), which can only be tightened more and more, and there is also a detachable binding belt (snap button). It is divided into metal cable ties (usually made of stainless steel) and plastic cable ties (usually made of nylon).

the wire harness is made of UL-approved 66(Nylon66 by injection molding, with a fire rating of 94V-2, which has good acid resistance, corrosion resistance, insulation, aging resistance and strong bearing capacity. The operating temperature is -2℃ to +8℃ (common nylon 66). It is widely used in electronic factories, bundling televisions, computers and other internal connecting wires, fixing lines in lighting, motors, electronic toys and other products, fixing oil pipelines of mechanical equipment, fixing cable lines on ships, packaging bicycles or bundling other objects, and can also be used for bundling items such as agriculture, gardening and handicrafts. This product has the characteristics of fast binding, good insulation, self-locking and locking, and convenient use.