Made from aircraft aluminum with matte black finishapplicationsTwo locking bolts for replacing the original trigger pinsFeatures:Made from aircraft aluminum with matte black finishLow profile with see-through feature and V-cut on top rail for use with iron sights14 Picatinny slots on top For scope applicationsTwo locking bolts for replacing the original trigger pinsSpecifications:Material: AluminumWeight: 5.5 ouncesPieces: 1Rail Type: Picatinny/WeaverNo. of Rails: 1Dimensions: 7.5 by 1.9 by 2.6 inches (L x W x H)