B&T Folding/Retractable Stock Assembly HK MP5/SP5 For Sale

B&T Folding/Retractable Stock Assembly HK MP5/SP5 For Sale.  B&T Folding Retractable stock for the MP5. Folds by depressing a locking knob and folds to the right side of the weapon. Retracts and collapses by using depressing a lever located on the stock.
Fits MP5, D54, MP5SD, HK94, Zenith Z-5/Z-5RS & in-spec clones

The B&T Folding/Retractable Stock Assembly for HK MP5/SP5 is a premium aftermarket stock solution designed to enhance the handling, versatility, and shooting comfort of compatible MP5-style platforms. Manufactured by B&T AG, this stock combines a side-folding mechanism with a retractable design, offering users a compact configuration while maintaining improved shoulder support when deployed.

Designed for compatibility with platforms such as the HK MP5, HK SP5, MP5SD, HK94, and other in-spec MP5 clones, the assembly installs using standard mounting points and provides a practical upgrade over traditional fixed configurations.

Key Features

• Folding and retractable design — Allows the stock to fold to the side for a more compact profile while providing multiple length adjustments when extended.
• MP5/SP5 compatibility — Designed to fit HK MP5-pattern firearms and compatible clones.
• Durable construction — Built using a combination of aluminum and polymer components with a rugged finish intended for long-term use.
• Improved ergonomics — Provides a stable shoulder interface for better control and handling compared with pistol-style configurations.
• Compact storage profile — Folding capability helps reduce overall size during transport or storage.

Compatibility

The B&T Folding/Retractable Stock Assembly is commonly listed as compatible with:

• HK MP5
• HK SP5
• MP5SD variants
• HK94
• Zenith Z-5/Z-5RS and other compatible MP5-pattern clones

Why Choose the B&T Folding/Retractable Stock?

For MP5 and SP5 owners looking for a professional-grade stock upgrade, the B&T folding/retractable design offers a balance between compactness and functionality. Its ability to fold and adjust makes it suitable for users who prioritize portability without sacrificing shoulder support and control.

Note: Regulations regarding firearm stocks and short-barreled rifles (SBRs) vary by location. Users should verify applicable laws before installation or use.