The Minn Kota® MKA-18 Extension Handle provides easier steering and speed control for all hand-control trolling motors. This durable yet ergonomic trolling-motor extension handle lets you fish more comfortably. The Minn Kota Extension Handle MKA-18 attaches easily to your trolling motor's tiller handle. Length: 18". Easier steering and speed control for hand-control motors. Durable yet ergonomic. Lets you fish more comfortably. Attaches easily to tiller handle.