This 10-piece regulator set is a lifesaver: it swiftly adjusts pushrod length (and locks securely), effortlessly calibrates control surfaces, accommodates three common wire sizes (1.8/1.9/2.0mm), and installs in seconds. Built to last, it's an essential DIY component for RC aircraft and electric motors. The set includes hex screws for straightforward assembly. Make your RC model tuning smoother and more reliable with this practical, durable adjuster!