Selected Handgun Detail

HK
Model HK4
HK Pistol HK4 .22 LR Variant-1
Scale To:
Gun Dimensions Width:1.3-in
Length:6.2-in Height:4.8-in
Barrel:3.35-in Weight:18.3-oz
Variant 1 of 3
Gun Rankings
  • Power Factor (40 grain bullet)39240
  • Recoil Factor (40 grain bullet)0.62 ft-lb
  • Total Capacity9 rounds
  • ConcealabilityGood
  • Defense Factor43%
Gun Specifications
Type:Pistol
Caliber:.22 LR
Action:blowback operated semi-auto
Trigger:double-action (DA/SA)
Safety:slide mounted decock/safety lever
Magazine:8-round
Frame:black anodized aluminum
Grip:black checkered plastic
Sights:fixed blade and notch
Notes:Second Variation - finger extension
Manufacturer
Heckler & Koch GmbH
More Info
About the Gun

The first pistol produced by the company, designated as the HK4 due to its modular frame design that allowed for changing the barrel, spring and magazine to accommodate four different calibers. The gun design was influenced by the Mauser Model HSc.

Production

Production of this firearm occurred between 1968 and 1973, during the second variation phase. This period marked specific design updates, reflecting the evolution of features tailored for enhanced user handling and performance.

Market value
Last updated: 7/10/2025

For this gun in 95% condition, the MSRP is approximately $500-$600 based on historical data. Used market value in 2024-2025 ranges from $400 to $550, reflecting recent sales trends and collector interest.

Cartridge Specifications
Cartridge: .22 LR
Alias: .22 Long Rifle
More Info
Ballistics for This Gun
Selected Bullet Mass:40 grains
MV:981 ft/sec ME:85 ft-lbs
Analysis

This .22 LR pistol from a well-known manufacturer demonstrates commendable precision, making it a reliable choice for target practice and plinking. Its ergonomic design ensures a comfortable grip, accommodating a wide range of hand sizes, which enhances control during extended shooting sessions. Reliability is a key asset, with consistent performance across various ammunition types. The trigger pull is crisp, averaging around 4-5 pounds in single action, contributing to accurate shot placement. Felt recoil is minimal, as expected in this caliber, allowing for quick follow-up shots. On the downside, maintenance can be somewhat intricate, requiring careful attention to detail during disassembly and cleaning. Availability of replacement parts may pose a challenge, potentially leading to delays in repairs. Additionally, some users might find the overall weight a bit heavy for prolonged carry. Despite these drawbacks, it remains a solid option for recreational shooters.

User Rating
0 User Ratings
0 User Comments
User Comments

There are currently no user comments for this handgun.