The DU-BRO Threaded Couplers are designed to give RC builders a simple, strong, and dependable way to create custom linkages for airplanes, helicopters, cars, and more. These couplers work perfectly with DU-BRO Kwik-Links and ball links, making them a reliable choice for anyone who wants smoother and more accurate control connections. Each threaded coupler features one end with threads and one end with no threads. The non-threaded end can be easily soldered onto your pushrod, giving you a solid, long-lasting bond. The threaded end allows you to connect Kwik-Links or ball links for precise adjustments and secure installation.2-56 threads, threaded 3/4" (19 mm) with a 1 1/4" (31.7 mm) overall length. Fits 1/16" rod. Weight: 0.5 gram each.