Dec 13, 2017 · In 1968 Heckler & Koch launched the HK33, chambered in 5.56x45mm, to compete with Colt’s AR-15/M16. The HK33, and later HK53, used the same roller-delayed blowback action developed for the G3 in the mid 1950s. However, few major contracts were forthcoming with the German military opting to continue using the 7.62x51mm G3.

May 16, 2016 · I am interested in locating a factory German HK 'old style' A3 stock with convex buttpad (as depicted in the photos below) for an incoming 93 to 53 conversion. I have the newest version of the A3 stock for the HK53, but like the look of the older style stock better.

Feb 4, 2023 · 2 questions: 1. What butt pad shape is correct for an original 1983 HK53A3 as imported from HK Germany? There’s two available correct? The MP5 concave style and the G3 convex style correct? 2. What’s the correct A3 buffer type for the HK53? I’m looking to get the correct A3 stock for an original ‘83 HK53…

Aug 31, 2022 · This is an original HK made example of the most popular variant of the a3 stock; Polymer with concave handle. This has been used a handful of times over 12 months, This is a complete stock with the steel back plate, and internal buffer. Specifically meant for the HK53, and compatible with the HK33/HK93 and clones.

HK German HK 93, HK33, HK 53 A3 Latest Generation Retractable Rear Stock- 4th Gen With Latest HK German Buffer DesignAlso fits all in spec V93, V53, C93, Other in spec .223 Clones.

HK 93, 33, 53 & Z43 - A3 Stock - Cerakote. Looking to upgrade your HK93 build with a A3 retractable stock? We've got you covered! Our latest generation O.D. Green rear stock section has been professionally Cerakoted in sleek black, giving your 93, 53, 33 …

This model has been updated to an HK four position Navy ambi trigger pack with safe, semi-automatic, two round burst, and full-automatic fire modes. It also features an HK A3 collapsible stock, an original Swiss B&T tri-railed push pin forend with Knights Armament rail covers.

Very rare and hard to find, factory German made Heckler & Koch HK53 A3 Stock. These are no long made and very hard to find. These stock came from PD trade in HK53 but these stocks will work on HK33, HK93, and similar clones. Don't miss your chance to own one of these! Sold as is, no returns/exchanges. All sales final.

The HK53 is a German assault carbine developed from the HK33. The HK53 pairs the compact size and stock of the HK MP5A3, and the power of the HK33. The HK53 comes in one model, the HK53A3, which has a collapsible stock. The HK53 was in service with the German Army until it was replaced by the HK G36K in the early 2000s. Variants

Virtually all HK 53’s are fitted with a retractable stock, making them the HK 53A3. It is possible to fit fixed stock, resulting in the HK 53A2. During its production life the HK 53 received upgrades similar to the HK 33E such as a new retractable stock and a new flash hider but was never rebranded. The HK 33 fires the 5.56x45mm NATO round.