Small Boat track comes in low-beam or high-beam configurations. Use low-beam track when it can be supported at each fastener hole. Use high-beam track when spanning a cockpit or other unsupported area. Choose between slide bolt track and drilled track.

The first fastener hole on metric track is 50 mm (1 15/16 in) from the end. On 373 and 374 it is 2 in (51 mm) from the end.