Side by Side
Shape Comparison
The Short Version
Two Numbers Do Most of the Work
Height is what steers a broadhead back on line — taller vanes correct more, which is exactly why hunting vanes tend to stand taller than target vanes. That correction isn't free, though: taller also means more noise and, to a lesser degree, more drag.
Length works differently than most people expect. It's actually the bigger factor in aerodynamic drag — a long vane costs you more speed than a tall one does. But length also quiets things down: spread the same surface area over a longer, lower-angle curve and it slices through the air with less noise than a short, steep one. That's why a vane can be both long and quiet at the same time.
Every shape below is fully rounded already — no sharp edges anywhere in the curve, on any of them — so airflow separation and turbulence aren't a variable here. What separates them is two things, and they're independent. Steering area is the total surface the air pushes against — more of it means more correction and more drag, always together. Height is how far the vane stands off the shaft, which is what decides whether it clears your rest. Some shapes here carry nearly identical area in very different heights: that's deliberate, and it's why both bars are shown. Both numbers are measured off each shape's actual printed curve.
Spin
Offset & Helical
Shape decides how much steering you have. Offset and helical decide how much the arrow spins — and spin is what keeps a broadhead from steering your arrow for you. A spinning arrow averages out small imperfections instead of letting them push it off line, the same way rifling stabilizes a bullet.
Offset tilts each vane a few degrees off the shaft while keeping it flat. Helical curves the vane around the shaft instead, so it grips more air and spins the arrow harder for the same nominal angle. You can use either, or both together.
What most people shoot
- Offset 1–2° — the common range, and where most archers land.
- Helical 3–4° — suits most hunting setups.
Field points, indoor, maximum speed: offset 1°, helical 1–2°. You barely need spin when nothing up front is trying to steer the arrow, and every degree costs a little velocity.
Mechanicals and mixed use: offset 2°, helical 3°. Enough rotation to keep things honest without paying much for it.
Fixed-blade broadheads: offset 2–3°, helical 4–6°. A fixed blade is a steering surface at the front of your arrow, and it will win unless there's enough spin and enough rear area to overrule it. This is the one case where it's worth accepting the speed loss.
The trade is the same in both directions: more spin means better broadhead control and more drag. There's no setting that gives one without the other.
Direction
Right or Left Twist?
Right spins the arrow clockwise, left counter-clockwise. That's the whole difference in flight — there's no meaningful accuracy or stability advantage either way, and the old rule about matching your shooting hand has no real basis behind it. An arrow doesn't even begin rotating until a few feet after it leaves the bow.
We default to right for one practical reason: screw-in field points, broadheads and inserts use right-hand threads, so a clockwise spin tends to snug them rather than slowly back them out. It's a small thing, but it's free.
Pick left only if you shoot single-bevel broadheads ground for a left spin — that's the one case where direction genuinely has to match.
Whichever you pick, keep it consistent across every arrow in your quiver. Mixing directions within a set is the one thing that will actually show up in your groups.
How Many
3 Vanes or 4?
Three vanes at 120° is the standard across target and hunting archery, and it's what we ship by default. Four vanes at 90° adds a fourth surface, which adds correction — and adds drag along with it.
The honest summary
- 3 vanes — lighter, less drag, flatter trajectory, less wind drift. Better clearance past your rest. The default for good reason.
- 4 vanes — about a third more surface area, so quicker recovery out of the bow and more authority over a big broadhead. Costs speed and drifts more in a crosswind.
One thing worth knowing: most archers who move to 4 vanes also move to a shorter vane, so total surface area stays roughly the same and it's spread more evenly around the shaft rather than simply increased. Adding a fourth vane of the same size is a real increase in drag, not a free upgrade — if that's what you want, going up one profile in our lineup gets you there with less speed loss.
And a myth worth retiring: lining your vanes up with your broadhead blades makes no measurable difference. It's been tested on shooting machines at every practical distance. Do it if you like how it looks.
Found Your Shape?
Head back and dial in the rest of your order — length, shaft size, and color.