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  • H&K HK433.

H&K HK433.


Market types:

Police & Law Enforcement, Military Arms

Rifle type:

Semi-automatic, Full-automatic


.223 Rem

About Product

Model: HK433 HK433 HK433







Subgroup: assault rifle assault rifle assault rifle
Manufacturer: Heckler & Koch Heckler & Koch Heckler & Koch
Action Automatic Automatic Automatic
  Gas Operated Gas Operated Gas Operated
Rate of fire: 700 700 700
Made in: Germany Germany Germany
Year: 2017 2017 2017
Caliber: 223 Remington (5.56×45mm NATO) 223 Remington (5.56×45mm NATO) 223 Remington (5.56×45mm NATO)
Barrel length: 12.5" 14.5" 20"
Barrel finish: Blued Blued Blued
Barrel type: Round Round Round
Grooves: 6 6 6
Rate of twist: 1 in 7" 1 in 7" 1 in 7"
Stock type: Folding Folding Folding
Stock material: Synthetic Synthetic Synthetic
Stock finish: Black Black Black
Butt: Vented recoil pad Vented recoil pad Vented recoil pad
Overall length: 34.7" 36.7" 42"
Sights: Flip-Up Flip-Up Flip-Up
  Flip-Up Flip-Up Flip-Up
Magazine capacity: 30 30 30
Magazine type: Detachable box Detachable box Detachable box
Weight: 7.27 lbs. 7.27 lbs. 7.27 lbs.
Features Show features Show features Show features

The HK433 was designed by Heckler & Koch to be familiar to operators with experience using the H&K G36 and HK416 platforms. All controls are ambidextrous, and major components are modular, allowing for rifles to be configured in the field as needed. Available barrel lengths will be from 11 “, 12.5”, 14.5 “, 16.5”, 18.9” up to 20”, cold hammer forged and hard chrome lined with a 178 mm (1 in 7 inch) right-hand twist, six-groove barrels with hard chromium plating. Modular and light design. Compact dimensions. Barrel length individually configurable. Easy barrel exchange at the operators or maintenance level. Fully ambidextrous weapon operation for both right-handed and left-handed shooters. Non-reciprocating charging handle, convertible from left to right without tools. Special material properties and surface treatments allow for a reliable and low-maintenance system suitable for the most extreme conditions. Lower receiver with double-sided operating concept for G36 or HK416/AR-15 users. Drop safety as per AC225/D14 when on or off safety. Monolithic upper receiver with STANAG 4694 profile at 12 o’clock position. Modular Slim Line handguard with HKey interfaces on 3 and 9 o’clock positions as well as Picatinny rail as per MIL-STD 1913 on 6 o’clock position. Maintenance-free round counter integrated in receiver, no energy supply required. Foldable, retractable buttstock with height-adjustable cheek rest. Weapon can also be used with the buttstock in the folded-in position. Tool-free assembly/disassembly of the main assemblies. Cocking in all safety positions possible. Wide variety of accessories available, such as training bolt group, bayonet, suppressor, drum magazine, brass catcher, blank firing attachment, forward grip or bipod. Infrared-absorbing coatings possible.

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