Henry Big Boy Steel vs Carbine — does the barrel length actually matter for .38 Special?

Question

I'm looking at lever guns for the first time and narrowing it down between the Big Boy Steel (20" barrel) and the Carbine (16.5"). I've been reading that lever guns are overkill for .38 Special anyway, so I'm wondering if the shorter barrel materially changes anything I should care about — velocity loss, sight radius for hunting, general handling. I've got shotgun background (Mossberg 500), so I'm comfortable with longer sight planes, but I also appreciate the maneuverability of the 18.5" barrel I carry.

For someone actually shooting .38 Special out of a lever gun, does the 3.5" difference show up anywhere that matters? Or is this more about whether you want the gun to feel like a rifle or feel like a truck gun?

Marcus Carter · Accepted Answer

Hank's right on the physics, but I want to push on the "truck gun" framing a bit because it matters for your actual use case.

If you're running a lever gun out of a vehicle—and that's what you seem to be considering—the Carbine's real advantage isn't just maneuverability in tight spaces. It's logistics. Shorter gun means easier storage, faster presentation from a rack or bag, less fouling of the muzzle when you're moving in and out of brush or climbing. The 3.5" doesn't sound like much until you're trying to clear a gate or work through juniper with a loaded gun.

But here's what I'd actually ask before deciding: Are you using this primarily from a vehicle, or are you spending time on foot? And what's your terrain—open country, thick timber, mixed? Because if you're walking steep ground or moving between glassing points, that extra weight on the Big Boy (about a pound, give or take) will wear on you over eight hours. The Carbine lightens the load.

The velocity drop Hank mentioned is real but genuinely immaterial for .38—you're not gaining anything ballistically that matters past 75 yards anyway. So don't let that drive the decision.

I'd lean toward the Carbine for actual truck gun work, but the Big Boy makes more sense if you're mostly glassing from fixed positions or running it as a general-purpose rifle. What's your typical hunting day look like?

Hank Miller · Answer

Yeah, you're losing maybe 100–150 fps going from 20" to 16.5", and .38 Special doesn't have the powder charge to make that hurt in any meaningful way. A hot .38 load out of the Big Boy might hit 1,100 fps; the Carbine sits closer to 950. On paper that sounds worse than it plays out.

Sight radius matters more than velocity loss here, and you're right to notice it. Three and a half inches of sight plane does change where your eye settles, especially if you're used to shotgun beads. The Big Boy gives you a longer sight line that'll feel natural if you've been running that 500. That said, the Carbine's still got enough real estate—16.5" is still a rifle, not a pistol.

Here's what actually matters for .38 Special: you're shooting a handgun cartridge that's already ballistically modest. Either gun is fine for what .38 typically does—it's not a long-range round anyway. The handling difference is real but not huge. Big Boy's heavier, Carbine's quicker through brush. If you're genuinely going to *use* the gun instead of admiring it, ask yourself whether you're working from vehicles, from a stand, or moving through timber. That'll answer which barrel makes sense faster than velocity numbers will.

The "truck gun" thing gets overstated. Both are manageable in a vehicle. Pick based on how you'll actually shoot it, not what the ballistics table says.

Gus Henley · Answer

I shot a .38 out of a Winchester 94 Carbine for near thirty years—nothing fancy, just a gun that worked. Took it up into the juniper country north of here most falls, sometimes dragging a pointer through the oak. That short barrel never once made me wish I had something longer.

Here's what I'll tell you: a gun that stays with you all day is worth more than one that sits heavy on your shoulder by noon. The Carbine rides better in brush, clears gates without thinking, and when you're glassing a ridge at first light and something moves, you don't have three extra inches of steel to wrestle around. That matters more than the ballistics table will ever tell you.

Your .38 isn't reaching out past seventy-five yards anyway—both mk.carter and Hank said so, and they're right. So stop worrying about velocity. What you're really choosing between is whether you want to *carry* the gun or just *own* it. The Carbine wins if you're actually hunting with it. The weight difference over a long day is real, even if it doesn't sound like much sitting in your living room.

I'd take the Carbine without a second thought and spend the money you save on good ammunition and training. That's the honest answer.