Geissele Automatics Geissele URG-I Near Clone 5.56 NATO 10.3" 1:7" Gov Bbl DDC Complete Upper Receiver Group w/9.3" M-LOK MK16 SMR 08-176

Geissele Usasoc Upper Receiver Complete Group AR15/M4/M16 Near Clone 10.3in ML CHF 5.56mm. However for the most part the silhouette has stayed relatively the same. The bulkier more forward attachment slots on the barrel of the 5.56mm M16 have been retained as have the carbine gas system and the free floated Super Modular Rail MK 16 handguard. All of these elements work in concert to deliver measurable increases in hit probability - an important stat to shooters who use long range tactics and M855A1 ammo. The USASOC URGI upper receiver group installs a brand new weapon onto an existing system. This upper receiver is currently in active service with USASOC. The USASOC URGI is a 10.3in variant of the Geissele URG-1. Specifications for Geissele Usasoc AR15/M4/M16 Upper Receiver Complete Group Near Clone 10.3in ML CHF 5.56mm: Manufacturer: Geissele Caliber: 5.56x45mm NATO Barrel Length: 10.3 in Finish: Anodized Color: Black/Tan Gun Model: M16 M4 AR-15 Condition: New Magazine Included: No Country of Origin: USA Package Contents: Geissele Usasoc AR15/M4/M16 Upper Receiver Complete Group Near Clone 10.3in ML CHF 5.56mm Mil-Spec M4 Upper Receiver Assembly Geissele Reliability Enhanced Bolt Carrier Group Geissele Airborne Charging Handle DDC Geissele SMR MK16 DDC 9.3" Geissele 5.56MM 10.3"GOV profile CHF Chrome Lined Carbine Gas Mag Phos ChromolyV 1/7 Twist Barrel Geissele Super Gas Block .750 Low-Profile Gas Block Pinned (Bombproof Installation) Gas Port Size: .070" SureFire SF4P 4 Prong Flash Hider Super 42 Braided Wire Buffer Spring and H3 Buffer Combo INCLUDED What firearm models does the manufacturer say Geissele Usasoc AR15/M4/M16 Upper Receiver Complete Group Near Clone 10.3in ML CHF 5.56mm is compatible with? The manufacturer suggests that Geissele Usasoc AR15/M4/M16 Upper Receiver Complete Group Near Clone 10.3in ML CHF 5.56mm is compatible with AR-15 M4 M16Geissele 08-176: Usasoc Upper Receiver Complete Group AR15/M4/M16 Near Clone 10.3in ML CHF 5.56mm