Venom Racings Micro Bullet connector for 16-18 gauge motor wire for any micro car, plane, boat and micro helicopter. Designed to fit specific wire gauges. Plug may be a bit long for some micro applications but will work in most cases. If used with a different wire gauge than specified, you could experience low performance and cause some heat to build up in the circuit. Need a different size? Try one of the other bullet plugs offered by Venom Racing!