Spikes Tactical M4 Flat Top Upper W/Out Provision for Forward Assist or door

Spikes Tactical M4 Flat Top Upper W/Out Provision for Forward Assist or door. Built with the same high quality that is used on factory builds these AR15 Upper Receivers by Spikes Tactical are constructed from 7075 T6 aluminum and feature a forward assist as well as an ejection port door making installation easy. Make sure your rifle is operating at peak efficiency install the Spikes Tactical M4 Aluminum Flat Upper. Specifications for Spikes Tactical M4 Flat Top Upper: Manufacturer: Spikes Tactical Color: Black Finish: Anodized Fabric/Material: 7075 T6 Construction Caliber: 5.56x45mm NATO Gun Model: M4 Condition: New Country of Origin: USA Features of Spikes Tactical M4 Picatinny Upper: Machined from a Mil-Spec 7075 T6 forging Type III Hardcoat Anodized finish Ejection port door cover and forward assist come pre-installed Chambered in 5.56x45mm NATO Package Contents: Spikes Tactical M4 Flat Top Upper Spikes Tactical SFT56M4: M4 Flat Top Upper W/Out Provision for Forward Assist or door