DELTON AR-15 DELTA RING ASSEMBLYDimension: 1.35 X 3.45 X 7.30Height: 1.3500Width: 3.4500Length: 7.3000TYPE/COLOR: DELTA RING ASSEMBLYSIZE/FINISH: FITS AR-15/BLACK MATTEMATERIAL: VARIESAR-15 ACCESSORY: YOTHER FEATURES:: WELD SPRING, HANDGUARD SLIP RING,...