Enhance your firearm’s tactical performance with the Carbine Length Quad Rail System by FAB Defense. This upgraded M4 handguard solution delivers unmatched durability, ventilation, and versatility. Precision-engineered from high-strength 6061 T6 billet aluminum, it ensures optimal performance in the most demanding conditions.
The Carbine Length Quad Rail System includes four 1913 MIL-STD Picatinny rails, offering a range of versatile mounting options for your accessories. Its rugged construction prevents bending or deforming, even under extreme stress. The matte black hard coat anodized finish resists wear and maintains its sleek appearance.
Anti-rotation tabs lock the rail system securely to the barrel nut and front handguard cap. This design aligns perfectly with the receiver, ensuring seamless performance. Users can install it quickly and easily without gunsmithing skills. Field tests confirm its reliability in any situation.
Designed for carbine-length M16 models and variants, it fits barrels 14” or longer without a gas block. Upgrade your firearm with this high-performance solution that combines functionality and durability.
Carbine Length Quad Rail System – Features:
Four 1913 MIL-STD Picatinny rails for accessory mounting
Made from 6061 T6 billet aluminum for superior strength
Rugged design resists bending or deformation
Field-tested for extreme conditions
Seven quick-detach sling swivel sockets for flexible slinging options
Matte black hard coat anodized finish for wear resistance
Locks securely to the barrel nut and handguard cap
Anti-rotation tabs for precise alignment
Quick, tool-free installation
Compatibility:
Carbine Length M16 models and variants with a barrel length of 14” or longer and without a gas block.
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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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