UTG PRO Model 4/15 Low-profile Quad-rail Gas Block for .75" Barrel

Detail Information: • Made in USA Low Profile Quad-rail Gas Block for AR15 • Fits 0.75" Regular Barrel and Standard Gas Tube • Replaces A2 Front Sight and Provides 4 Picatinny Rails • Precision Machined from Aircraft Aluminum with Tight Tolerance Control • Hard Anodizing Black Matte Finish • Top Rail Lower than Flat Top by 0.28" • Includes Gas Tube Roll Pin and Locking Screws