Dark Storm Industries DS-15 Upper Parts Kit Ejection Port Door, Forward Assist, Springs and Pins Black

Dark Storm Industries DS-15 Upper Parts Ejection Port Door/Pin/Spring/C-Clip Forward Assist/Spring/Pin Black. Featuring genuine mil-spec components for reliable performance and durability. Specifications for Dark Storm Industries DS-15 Upper Parts Kit: Manufacturer: Dark Storm Industries Color: Black Finish: Anodized Fabric/Material: 7075 Aluminum Caliber: .300 AAC Blackout .223 Remington Gun Make: AR Platform Gun Model: AR-15 Additional Features: AR15 Barrel Material: Steel Features of Dark Storm Industries DS-15 Upper Parts Kit Includes: Ejection Port Door Ejection Port Door Pin Ejection Port Spring Ejection Port C-clip Forward Assist - True Mil-Spec Pinned NOT Glued Forward Assist Spring Forward Assit Roll Pin Package Contents: Dark Storm Industries DS-15 Upper Parts Kit Ejection Port Door Ejection Port Door Pin Ejection Port Spring Ejection Port E-clip Forward Assist True Mil-Spec Pinned (NOT Glued) Forward Assist Spring Forward Assist Roll Pin What firearm models does the manufacturer say Dark Storm Industries DS-15 Upper Parts Kit is compatible with? The manufacturer says that Dark Storm Industries DS-15 Upper Parts Kit is compatible with AR-15Dark Storm Industries DSI-UPR-PK5: DS-15 Upper Parts Ejection Port Door/Pin/Spring/C-Clip Forward Assist/Spring/Pin Black