Lionheart Industries LH9-MKII Review

The Lionheart Industries LH9-MKII is a modern reinterpretation of South Korea’s legendary Daewoo K5, a sidearm trusted by military forces for decades. First introduced in the late 1980s, the K5 gained fame for its innovative double-action-plus (DA+) trigger and robust build. Lionheart Industries brought this design to the U.S., adding modern enhancements like a Picatinny rail and ambidextrous controls to meet the needs of today’s shooters.

This pistol blends a retro heritage with contemporary upgrades, making it a standout choice for those seeking a versatile, durable firearm. Let’s dive into its features, pros, and cons to see if it deserves a spot in your arsenal.

Bottomline

The Lionheart Industries LH9-MKII is a fascinating firearm that caters to specific shooters.

Lionheart Industries LH9-MKII Specs

Caliber	Capacity	BBL	OAL	Height	Weight
9mm	13+1, 15+1	4.1″	7.5″	n/a	26.5 oz.

Key Features

Lionheart Industries LH9-MKII Features

Double-Action Plus (DA+ Trigger System)

The standout feature of the LH9-MKII is its Double-Action Plus (DA+) trigger system, which allows the user to manually cock the hammer halfway for a lighter trigger pull. It offers a smooth transition between double-action and single-action firing modes, providing flexibility for different shooting scenarios. This system is ideal for self-defense, as it strikes a balance between safety and readiness.

Negatives: While innovative, the DA+ system can feel overly complex to shooters accustomed to simpler designs. Beginners might find the transition between modes unintuitive, especially under stress.

Metal Frame Construction

The LH9-MKII features a full-metal frame, giving it a sturdy and premium feel. It’s crafted from forged aluminum, which combines lightweight handling with enhanced durability. The metal frame also improves balance and recoil control, making it a joy to shoot.

Negatives: Despite its durability, the metal frame adds weight compared to polymer alternatives. For concealed carry users, this extra heft might make it less comfortable for all-day wear.

Ambidextrous Controls

Lionheart caters to left-handed shooters with ambidextrous controls, including a slide stop and safety lever. This makes the LH9-MKII a user-friendly option for a broader audience. Whether you’re a lefty or prefer versatility, this feature ensures smoother handling and quicker action.

Negatives: The ambidextrous design may feel cluttered to some users, particularly those with smaller hands. The controls are functional but can get in the way during rapid operation.

Picatinny Rail

The integrated Picatinny rail on the frame allows users to attach lights, lasers, or other accessories, making the LH9-MKII customizable for tactical or home defense applications. This feature enhances versatility for those looking to upgrade their setup.

Negatives: While useful, the rail slightly detracts from the LH9-MKII’s sleek aesthetics. Additionally, the added bulk can make holster selection tricky, especially if you’ve attached accessories.

Polygonal Rifling

The barrel of the LH9-MKII features polygonal rifling, which improves accuracy and extends barrel life compared to traditional rifling. This design also allows for easier cleaning, making it a practical choice for those who value maintenance efficiency.

Negatives: Polygonal rifling isn’t ideal for shooters who prefer to use cast lead bullets, as this can cause fouling and potential safety issues. It’s something to consider if you’re a fan of budget-friendly ammo options.

Further reading: Ultimate Gun Reviews

Final Thoughts

The Lionheart Industries LH9-MKII is a fascinating firearm that caters to a specific audience. Its Double-Action Plus trigger system and metal frame construction stand out as highlights, providing versatility and durability. However, these same features can also be drawbacks for less experienced shooters or those looking for lightweight, minimalist designs.

If you’re a tactical enthusiast or someone who appreciates innovative engineering, the LH9-MKII is worth a closer look. Its balance of reliability, customization, and accuracy makes it a solid choice for home defense, range use, or even light-duty carry (if you can handle the weight).

On the flip side, the gun’s complexity might not appeal to everyone, especially new shooters or those with a focus on concealed carry. In short, the LH9-MKII is a handgun that dares to be different.