Product Description
The Haga Defense Bren 2 Factory Stock - Brace Adapter enables direct mounting of Tailhook-style pistol braces to the factory CZ Bren 2 stock, providing a lightweight, low-profile brace option without replacing the entire stock system. Available in Type 1 (for Standard Bren 2 stock) and Type 2 (for Bren 2 BR stock) variants.
Specifications
- Material: Durable MJF nylon
- Variants: Type 1 (Standard Bren 2 stock); Type 2 (Bren 2 BR stock)
- Length of Pull: Non-adjustable, fixed at approximately 13.25"
- Compatibility: Tailhook-style pistol braces (brace not included)
- Included: Brace adapter, mounting hardware
- Made in: USA
Compatibility and Installation Notes
- Compatible with all CZ Bren 2 models equipped with one of these stocks
- Type 1: Designed for Standard Bren 2 stock
- Type 2: Designed for Bren 2 BR stock
- Allows use of Tailhook-style braces while retaining factory folding mechanism
- No permanent modifications required
- Factory stock not included

Always ensure your firearm configuration complies with all applicable federal, state, and local laws.
Installation Instructions
Type 1 (Standard Bren 2 Stock)
- Safety First: Before beginning installation, make sure the firearm is completely unloaded, the chamber is empty, and the safety is engaged. Remove the magazine, visually and physically inspect the chamber to confirm it is empty, and point the firearm in a safe direction at all times.
- Use a 5/32" punch to knock out the pin that runs side to side through the center of your factory CZ stock. This will allow the adjustable portion of the buttstock to be completely removed.
- Once the buttstock has been removed, insert the adapter and check for side to side play or "wiggle". Some parts will fit tight as is but some may not. If your part has some play in it, remove it and slightly loosen the preinstalled set screws with a 1/8" hex wrench. Reinstall and repeat the process until you achieve the desired fit.
- Reinstall the factory pin.
Type 2 (Bren 2 BR Stock)
- Safety First: Before beginning installation, make sure the firearm is completely unloaded, the chamber is empty, and the safety is engaged. Remove the magazine, visually and physically inspect the chamber to confirm it is empty, and point the firearm in a safe direction at all times.
- To remove the adjustable buttstock you must first remove the factory cheek riser which is locking it in place. Push the pin in the cheek riser to the side until it stops (it will not come all the way out). With the stock in the folded position, slide the cheek riser forward then lift it up and off.
- Remove the factory buttstock.
- Remove the preinstalled screw from the brace adapter with a T20 Torx bit or wrench.
- Press the brace adapter into the factory stock until fully seated.
- Reinstall the Torx screw. This will hold the adapter in place.
- Reinstall the cheek riser.
Product Videos
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Product Reviews
6 Reviews Hide Reviews Show Reviews
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Tailhook Adapter
Absolutely perfect.
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Bren 2 tailhook adapter for stock type 2
Quality and craftsmanship seem excellent. You do lose the ability to adjust length, so it is similar to the fully collapsed length. I'm a smaller person, so no issue for me. However, if you generally like a longer length of pull, this may be an issue. Color is slightly off from that of the Bren stock, but it doesn't look bad. Overall great product.
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Excellent Quality and Needed Item!
Perfect fit and useful for those not ready to file a Form 1! There's nothing else on the market like it. Thanks to Dan Haga for creating this!
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Type 2 Bren 2 adapter
I bought the type 2 adapter for my Bren 2 11 inch 5.56. It is awesome. Length of pull is perfect. I used the standard mod 1 tailhook (not the new mod 1c) and it fits perfectly. Folds and locks into place - adapter and brace do not impact any folding capabilities. If u can find the Bren stock but wanna keep it a pistol, this is the cleanest looking, easiest to install, and most comfortable system available. Thank you Hagadefense.
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BREN 2 TAILHOOK ADAPTERS
Purchased the tailhook adapter for my Type 1 BREN stock, and it was at my door in under a week. The installation was a breeze, and the Mod 1C Tailhook fit perfectly. Be sure to check the instructions page, because I did not know how to tighten the fit until Dan sent me the link. Perfect part and perfect service! Can't wait to purchase one of his lowers when they become available again.
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Bren 2 Tailhook adapter
Works great and installation is simple.