# Henry Big Boy .357 Mag Lever Rifle - Walnut/Blued Finish

**Brand:** Henry
**Category:** Lever-Action Rifles
**Caliber:** .357 Magnum

## Specifications

- **Caliber:** .357 Magnum
- **Barrel Length:** 20"
- **Capacity:** 10 rounds
- **Finish:** Blued Steel
- **Weight:** 112 oz
- **Overall Length:** 37.5"
- **UPC:** 619835200396
- **SKU:** UCAuZpKfs

## Description

The Henry Big Boy Side Gate (Model H012MR) is a lever-action rifle chambered in .357 Magnum / .38 Special with a 20-inch blued round steel barrel, 10+1 capacity, and American walnut stock. It weighs 7 lbs and runs 37.5 inches overall.

### Key Specifications:
- **Model:** Big Boy Side Gate
- **Manufacturer:** Henry Repeating Arms
- **Caliber:** .357 Magnum / .38 Special
- **Barrel Length:** 20 inches
- **Overall Length:** 37.5 inches
- **Weight:** 7 lbs
- **Capacity:** 10 rounds (+1 in the chamber)
- **Action Type:** Lever Action Large Loop
- **Stock Material:** American Walnut with Blued Steel Finish
- **Trigger Type:** Standard Trigger
- **Safety Feature:** Transfer Bar Safety
- **Sights:**
  - Rear Sight: Fully Adjustable Semi-Buckhorn with Diamond Insert
  - Front Sight: Brass Bead

### Detailed Features:
The large loop lever runs smoothly and is easy to cycle with or without gloves. The fully adjustable semi-buckhorn rear sight with diamond insert and brass bead front sight give a clear, classic sight picture across a range of distances.

The side gate lets you feed rounds directly into the magazine tube from the right side of the receiver without removing the rifle from your shoulder. The blued steel barrel holds up well for field use, and the transfer bar safety prevents discharge if the rifle is dropped.

The receiver is drilled and tapped for scope mounts, so optical sights can be added without difficulty.

### Target Audience:
Hunters who want a reliable .357 Magnum lever-action for medium game, and sport shooters who prefer the lever-action format. The .38 Special compatibility makes practice ammunition inexpensive.

### Usage Scenarios:
1. **Hunting:** .357 Magnum from a 20-inch barrel has meaningful energy for deer and similar game.
2. **Sport Shooting:** Adjustable sights and consistent action work in lever-action competition formats.
3. **Home Defense:** The side gate loading system supports rapid reloads without breaking position.

## Frequently Asked Questions

**Q: What caliber is the Henry Big Boy Steel?**

A: The Big Boy Steel is chambered in .357 Magnum and also chambers .38 Special.

**Q: Who makes the Henry Big Boy Steel?**

A: Henry Repeating Arms manufactures the Big Boy Steel.

**Q: What type of firearm is the Henry Big Boy Steel?**

A: It is a lever-action rifle with a large loop lever.

**Q: What is the barrel length of the Henry Big Boy Steel?**

A: The barrel is 20 inches, blued round steel.

**Q: How many rounds does the Henry Big Boy Steel hold?**

A: It has a 10+1 capacity.

**Q: Where can I buy the Henry Big Boy Steel?**

A: Compare current vendor offers on this page.

## What Reviewers Say

*Quoted verbatim from YouTube reviews. Each link opens the video at the moment quoted.*

> I have a hard time getting used to it. I'll be honest with you. Uh these are good guns. People love them.
>
> — [hickok45](https://www.youtube.com/watch?v=ifdpZJ_G_y8&t=127s)

> I have a metal block. I'm sorry. I need a loading gate. I got too much cowboy in me.
>
> — [hickok45](https://www.youtube.com/watch?v=ifdpZJ_G_y8&t=146s)

> 357 is a nice uh allaround cartridge. That's for sure.
>
> — [hickok45](https://www.youtube.com/watch?v=ifdpZJ_G_y8&t=596s)

> I do like the gold bead in the front sight. That's nice.
>
> — [hickok45](https://www.youtube.com/watch?v=ifdpZJ_G_y8&t=693s)

## What Customers Say

*AI-generated insights from customer reviews*

Owners of the Henry Big Boy .357 Mag Lever Rifle in walnut and blued finish are consistently positive, with a few practical notes.

Craftsmanship is the most common praise. The wood grain and polished blued steel finish are frequently described as better than expected for a production rifle, and Henry's build quality overall earns trust from owners. The action is smooth, which makes shooting enjoyable for both practice and field use.

The .357 Magnum caliber gets specific credit for versatility: lighter .38 Special loads for casual plinking, full-power .357 Magnum loads when the application demands it. Accuracy gets consistent positive marks.

On the critical side, a few users note that 7 lbs is noticeable for extended carry in the field. Some owners who are accustomed to semi-automatic rifles find the lever-action mechanism takes adjustment to run efficiently. Neither concern significantly detracts from overall satisfaction.

The general picture is a well-made, reliable lever-action rifle that owners view as a solid long-term investment, well-suited to both practical use and enjoyment at the range.

## Pricing

**17 offers available**

| Vendor | Price |
|--------|-------|
| Brownells | $895.99 |
| Guns Com | $895.99 |
| Impactguns Com | $899.89 |
| Gritrsports Com | $900.99 |
| Shootingsurplus Com | $902.09 |
| Kygunco Com | $909.13 |
| Grabagun Com | $909.99 |
| Centerfiresystems Com | $914.99 |
| Buds Gun Shop | $917.49 |
| Globalordnance Com | $930.41 |

*...and 7 more offers*

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- [Henry Big Boy All-Weather .357 Mag Lever Rifle - Side Gate](https://gunsnation.com/p/henry-big-boy-all-weather-357-mag-lever-rifle-side-gate/UCAuZpKfU)
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*Data from [GunsNation](https://gunsnation.com)*