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A 7'4 Twin Fin Mid Built More Like a Shortboard

Updated 2026-09-19

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Length7'4"
Width21 3/4 in
Thickness2 7/8 in
Volume49 L
Fin configTwin
Top speed29.2 km/h
Wave range2 to 5 ft

Most twin fin mid-lengths ridden here share the same formula: a rounded nose and a flatter rocker, forgiving to stand on but not always lively underfoot. This 7'4, 49-liter twin fin, made in Australia, breaks that pattern with an outline closer to a shortboard stretched out, and it changes how the whole board feels. As at December 2025, here is what that shift actually does.

An outline built differently

Rather than the classic rounded-nose, flat-rocker mid-length template, this board's outline reads like a standard performance shortboard stretched to 7'4, with the middle fin left out. The nose rocker is present and the tail rocker moderate, with soft rails throughout, at 21 3/4 inches wide and 2 7/8 inches thick, coming in at 49 liters. Stock glass runs a 4x4x4 lay-up, lighter than a lot of other brands' standard glass jobs, which keeps the board light and quick to respond rather than heavy underfoot.

The bottom shape

A straight edge shows mostly single concave through the board, with a very mild double concave appearing only near the tail section, a simpler bottom than some of the channel-heavy twins in the same rack. Futures boxes hold a set of hand-foiled twin fins in extra-large templates, in black fiberglass, the same fin setup already proven on another board in the quiver built by a different shaper.

How it actually surfs

In clean waves at a home break, the board feels sporty and responsive, more performance-oriented than most twins at this length, while still giving the extra paddle power and glide a mid-length is bought for in the first place. A handful of small deck impressions have shown up after a few sessions, a result of no tail pad on a lightly glassed deck, but they have not affected how the board rides.

Who this board suits

This is not a beginner's board. Getting the most from it means standing further back over the rear fins than a typical rounder mid-length would ask for, using that position to drive through turns. An intermediate surfer or better, already comfortable adjusting foot position for a livelier board, is who this one is built for.

What it costs new

Current retail on this model runs 1,010 AUD in Australia, bought through an online retailer; the board's own log records a purchase cost of 850 AUD, reflecting a deal at the time rather than the standard price. Either way, it sits well below what a lot of comparable, shortboard-styled twin fins from smaller custom shapers cost.

What the log shows after a handful of sessions

Early days for this board so far: a top speed of 29.2 km/h and a longest wave of 75 meters, both at a favorite point break. That is a small sample next to some of the other boards in the rack, but it already tracks with a livelier, more performance-oriented twin fin rather than a cruisier mid-length.

Questions people ask

What makes a twin fin mid-length feel like a shortboard?

An outline closer to a standard performance shortboard stretched to a longer length, rather than the rounded nose and flat rocker most mid-lengths use, plus a lighter glass job that keeps the board responsive rather than heavy.

Do lighter glass jobs on twin fins dent more easily?

Somewhat. This board has picked up small deck impressions after only a few sessions without a tail pad, though it has not affected performance.

Is a performance-oriented twin fin mid-length good for beginners?

No, based on this one. It rewards a rider who already knows how to stand further back over the rear fins to drive turns, which is not where most beginners naturally position themselves.

How much should a twin fin mid-length like this cost?

Current retail on this model is 1,010 AUD as at December 2025, though deals and stock clearances can bring the price down, as they did on this particular board.

What fin works well on a shortboard-styled twin fin mid-length?

Hand-foiled, extra-large twin fin templates in black fiberglass have worked well on this board, matching a setup already proven on another board in the same rack.

For other mid-length twins with a different feel, see a favorite mid-length twin, and why it got sold and a custom twin pin that paddles better than it should. For the choice between a mid-length and a shorter twin fin, see mid-length or longboard and fish or mid-length. For fin templates that suit a livelier twin fin, see twin fin fins. This board's own page is at SMTH Grande 7'4.