M4A1 FSP URG | 14.5"

M4A1 FSP Upper Receiver Group

The Daniel Defense M4A1 FSP AR-15-style upper receiver group was designed for customers looking for a firearm in the style of the USSOCOM SOPMOD Block II. This upper features the M4A1 FSP RIS II Picatinny Quad Rail in Flat Dark Earth (FDE), a 14.5-inch M4-profile barrel, a Mil-Spec F-marked front sight base, a Surefire SF3P flash hider/suppressor adapter, an A1.5 fixed rear sight, an M16 full-auto bolt carrier group, and a rail-mounted QD swivel attachment point with a QD swivel.

Upper Receiver: Mil-Spec with indexing marks and M4 feed ramps, CNC-machined from 7075-T6 aluminum, Type III hard-anodized.

Barrel: Chrom-Moly-Vanadium steel, cold-hammered, 1:7 twist, 14.5" M4 profile, chrome-lined, Mil-Spec heavy phosphate finish, and HP/MPI tested.

Gas System: Mil-Spec F-marked front sight base, carbine length, direct impingement technology.

Muzzle device: Surefire SF3P Flash Hider/Suppressor Adapter, precision-machined from heat-treated stainless steel bar stock (U.S.-certified), with black Ionbond DLC coating, permanently brazed and pinned to the barrel.

Bolt Carrier Group: M16 profile, Mil-Spec MP-certified, chrome-plated, gas key correctly pinned.

Sights: A1.5 Fixed Rear Sight, machined from 6061-T6 aluminum, Type III hard-anodized.

Handguard: Daniel Defense M4A1 FSP Rail Interface System (RIS) II, CNC-machined from 6061-T6 aluminum, Type III hard-anodized in FDE.

Made in the USA!

A firearm acquisition permit is required to purchase this weapon.

Please send us the following two documents immediately after or before making your online purchase:
1. All three copies of the approved firearm acquisition permit (WES), in original form and signed.
2. A copy of an official form of identification (ID card or passport)

Or bring the above documents with you when you pick up the firearm at our store.

Please send the documents to info@thoron.ch or to the following address:

Thoron AG
Bahnhofstrasse 25a
6422 Steinen