Complete Upper Receivers
Showing 49–52 of 52 results
Windham Weaponry Uppers SRC 16″ M4 Compliant with Picatinny Front Gas Block
A complete AR-15 upper receiver, ready to go.
Windham Weaponry MPC-LH 16″ M4, .223, Compliant Upper for CT, MA, NJ and NY
A compliant upper receiver to abide by restrictive gun laws in CT, MA, NJ and NY.
VEX-SS 20″ Precision 416R SS Fluted Complete .223/5.56 AR-15 Upper from Windham Weaponry
A precision built complete AR-15 upper receiver.
CMMG M4-LE Complete Upper in .300 AAC Blackout 16″ with Front Sight
A complete AR-15 upper receiver chambered in .300 Blackout.