Red Carbine Quad Rail 2 piece Drop-in 6.7'' handguard for M4

Anodized Red Includes: Top Rail section, Bottom rail section, 4 Allen Screws, Allen wrenchMaterials: 6061 Aluminum AlloyCompatibility: AR-15 Rifle with delta ring and front end cap installedWeight: 12 oz, Length: 6.7 in, Height: 2.5 inInternal Diameter: 1.7 inHigh Quality, Guaranteed, light (10 oz ) and durableBead Blast with Type III AnodizingPrecise CNC machiningMil-Spec 1913 Picatinny2 Piece Drop-In Rail System