Out of stock
SKU: LAN01-RV-BSET-10-SF
UPC: 640117876466
MPN: 01-RV-BSET-10-SF
The LanTac SF FRGD Builder Set 10.5" RL is a complete upper receiver assembly solution designed for AR-15 builders and operators who demand precision engineering and real-world reliability. This builder set addresses a critical need in the tactical community: delivering a matched, tested upper assembly that eliminates guesswork during custom builds. Whether you're constructing a duty rifle, precision platform, or home-defense carbine, this comprehensive kit consolidates multiple sourcing decisions into one vetted package, saving time and ensuring component compatibility.
Built by LanTac USA LLC—a manufacturer with deep roots in precision rifle development—this 10.5-inch upper assembly incorporates the SF (Short Forged) designation, indicating a forged aluminum receiver that meets military specifications for strength and durability. The RL configuration denotes a right-hand ejection and charging handle setup, standard for conventional AR-15 platforms. At 0.81 lbs, the receiver itself represents optimal weight distribution without sacrificing structural integrity. The matched components within this builder set ensure proper headspace, feed reliability, and predictable accuracy, eliminating common build errors that result from incompatible or unmarked parts sourced separately.
Law enforcement and military professionals favor builder sets for standardization across issued or personally-maintained platforms, while civilian AR builders benefit from the engineering validation these kits provide. The 10.5-inch barrel profile is ideal for close-quarters applications, vehicle operations, and short-range precision work where maneuverability outweighs long-range capabilities. Installation requires a properly equipped workbench, standard AR tools, and adherence to manufacturer torque specifications; no gunsmithing expertise is necessary for competent builders. This upper assembly mates with any mil-spec AR-15 lower receiver, making it compatible with established inventory or aftermarket lower components.
WARNING ⚠️ You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition and firearms. Please reference our requirements for ammunition orders to "restricted" states HERE. Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box. Please reference state & local laws before making a firearm or ammunition purchase.
