Knight’s Armament SR-25 Notched Upper Receiver Assembly

Knight’s Armament SR-25 Notched Upper Receiver Assembly

Factory Knight’s SR-25 notched upper receiver assembly, complete with ejection port door assembly.

Now available individually, this factory upper receiver assembly allows enthusiasts to build their own AR-10 or SR-25 from factory KAC parts. While this rail is intended for use with the URX 6, it is backwards compatible with the URX 4, URX 3/3. 1 and URX II handguards. Machined into the front of the receiver is a cut-out to interface with the alignment tab the URX 6.

Features:

• Compatible with URX 6, URX 4, URX 3/3. 1 and URX II handguards
• Machined from a 7075 aluminum forging and hardcoat anodized
• Includes dust cover assembly
• Compatible with SR-25 lowers and KAC-cut AR-10 lowers