Assertion: big wave surfboard | /r/HasAspect | tight swallow tail
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text: Small wave fish surfboards may have a wide swallow tail for increased surface area on the rail line for drive but the cutout releases through turns while a big wave ‘gun’ surfboard may have a tight swallow tail (usually cutout of a pintail or rounded pintail design) for hold and control with slightly more manoeuvrability vs. the standard pintail or rounded pintail.