Upgrade your FN FAL with the M4 Collapsible Buttstock System from FAB Defense. This high-quality M4-FAL FK stock offers exceptional functionality and modern design. Built for FN FAL rifles and compatible metric-based variants, this stock provides five adjustable length positions. The M4 Collapsible Buttstock for FN ensures a secure fit and boosts your rifle’s performance in handling and comfort.
Designed to improve your shooting experience, this collapsible buttstock enhances eye-to-target alignment and helps counter recoil effectively. Its rugged build seamlessly replaces the original FN FAL stock, attaching securely to the buffer tube and receiver. The ergonomic design supports a natural fighting stance, ensuring better control and faster reaction times. Whether you’re at the range or in the field, this buttstock will improve your muzzle control and on-target performance.
This stock comes equipped with practical features to meet your shooting needs. The integrated rubber butt-pad minimizes slipping, offering a firm shoulder grip. Four Quick Detach (QD) rear sling swivel connectors provide versatile carry options. The best part? No gunsmithing is required for installation. This stock is designed for simplicity, durability, and reliability.
M4 Collapsible Buttstock for FN – Features:
Five adjustable length positions for a custom fit.
Angled design improves recoil control and shooting stance.
Rugged construction replaces the original FN FAL stock.
Enhances reaction time and muzzle control.
Four integrated QD sling swivel connectors.
Rubber butt-pad prevents slipping for a firm grip.
Easy installation without the need for a gunsmith.
Compatibility:
Original FN FAL, and matching metric based variants.
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Shipping & Returns
Domestic Shipping – For orders shipping within the USA*
Shipping Option
Cost
Delivery Time
Free Shipping – Regular Registered Shipping –
*Please note there is no option of adding Insurance protection to this form of shipping
FREE For orders above 199$ 12.95$ For orders below 199$
8-16 Business Days
Priority Shipping
14.95$ for orders Above 199$
17.95$ For orders under 199$
4-12 Business days
Express Shipping (UPS)
Cost will depend on the destination of the package (calculated shipping cost can be seen at checkout)
3-6 Business days
* For qualified orders. If an item is not available in our US warehouse it will be shipped from Israel (in this case the delivery times may be slightly longer).
International Shipping – For orders shipping outside USA
Free Shipping – Regular Registered Shipping –
*Please note there is no option of adding Insurance protection to this form of shipping
FREE For orders above 199$
12.95$ For orders below 199$
14-35 Business days
Priority (Eco Post)
14.95$ for orders Above 199$
17.95$ For orders under 199$
8-18 Business days
Express Shipping
Cost will depend on the destination of the package (calculated shipping cost can be seen at checkout)
3-8 Business days
*International TDI shipments – Orders shipping outside of the US will be shipped via USPS / UPS for a fee of 25$ (shipping cost can be seen at checkout).
Returns & Exchanges
All return claims must be made not more than 7 days after the item has been received.
Returns must be sent back within 30 days after delivery.
Exchanges are subject to product availability and may be subject to additional shipping fees.
To be eligible for a return or exchange, the item must be in its original condition, unused, and with all original tags and packaging.
You may return your item within 30 days from the day it was delivered to you in order to receive a refund. Please notify us of your intent to return the item within 7 days of receiving it. The item must be in its original condition and packaging. Shipping costs are non-refundable. For full return details, click here to view our complete return policy.
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