RACK STEERING SYSTEMS feature helm unit that incorporates machine cut pinion gear which engages pre assembled rack and cable. Drives an armor stranded core for minimizing steering effort. Twin cable systems recommended for boats exceeding 50 mph or experiencing steering instability from engine flutter. Features standard 3/4" tapered shaft, 4 turns for standard travel, optional wedge kits for mounting flexibility and stainless steel cable output ends that minimize corrosion. Exceeds BIA certification and ABYC safety standards. For applications of boats up to 24", steering wheels up to 16", single and dual engines, outboard runabouts, bass boats, jet boats, pontoons, small cruisers and houseboats. NFB RACK STEERING SYSTEMS fit boats up to 24" with single non-power assisted outboards up to V-4 and top speeds of 50 MPH. Replaces standard Teleflex rack steering systems without dash modification. 4 turns lock to lock. Precision rack & pinion steering. Includes helm, bezel and single cable. Length: 15 feet.