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A 3.7" side bite pair in hexcore, FCS-compatible โ the small outside fins that turn a single-fin board into a 2+1.
A 3.7" side bite pair in hexcore, FCS-compatible โ the small outside fins that turn a single-fin board into a 2+1.
Side bites convert a single-fin board into a 2+1: the centre fin still does the steering, and the two small fins add hold through a turn and drive off the bottom. The trade is some of the loose, pivoty feel a single fin has on its own, which is why size is the real decision.
At 3.7" these sit in the middle, and are the size most people end up on. Noticeably more hold and drive than the 3.25", still short of locking the tail down.
Hexcore construction is lighter than solid glass and flexes more, which reads as a livelier, springier fin.
| Configuration | Side bites โ pair |
| Fin system | FCS compatible |
| Construction | Hexcore |
| Colours | smoke hexcore, clear hexcore, red hexcore, blue hexcore, green hexcore, yellow hexcore, orange hexcore |
| Made by | True Ames, Santa Barbara CA |
The most popular side bite size for a longboard 2+1, adding real hold and drive without overpowering the center fin.
This is the pair most performance longboarders should start with: on a 9' to 9'6" log surfed aggressively, it lets you push hard into turns off the tail without washing out, catching you where a single fin would let go. If you are setting up a mid-length and want to preserve single-fin glide, get the subtler 3.25 instead, and drop your center fin to 7"โ7.5" when you run these.
The True Ames Side Bite 3.7 is a 3.70" tall side bite pair in light Hexcore construction with FCS-compatible tabs, intended for longboard 2+1 setups. It carries more area than the 3.25 size and is typically run on 9' to 9'6" longboards alongside a 7" to 7.5" center fin. The same 3.7 template is also made in solid fiberglass and in a Futures-compatible version.
The review recommends the smaller 3.25 for mid-lengths where you want subtle grip that keeps the single-fin glide.
The same 3.7 template stocked in solid fiberglass instead of Hexcore.
The same 3.7 template for boards with Futures boxes.
