Tiger Rock AR-10/LR-308 Ejection Port Dust Cover Complete Assembly with 2A Engraving Lead Black Small. Specifications for Tiger Rock AR-10/LR-308 w/ 2A Engraving Complete Assembly Ejection Port Dust Cover: Manufacturer: Tiger Rock Color: Black Gun Model: DPMS LR-308 AR-10 Package Contents: Tiger Rock AR-10/LR-308 w/ 2A Engraving Complete Assembly Ejection Port Dust Cover Ejection Port Cover Door - Dust Cover Steel Spring Steel Rod C-Clamp What firearm models does the manufacturer say Tiger Rock AR-10/LR-308 w/ 2A Engraving Complete Assembly Ejection Port Dust Cover is compatible with? The manufacturer suggests that Tiger Rock AR-10/LR-308 w/ 2A Engraving Complete Assembly Ejection Port Dust Cover is compatible with AR-10 DPMS LR-308Tiger Rock EDC308-LEAD: AR-10/LR-308 Ejection Port Dust Cover Complete Assembly with 2A Engraving Lead Black Small