YANKEE HILL MACHINE CO., INC. AR-15 GAS BLOCK FRONT SIGHT

AR-15 gas block front sight by Yankee Hill Machine Co. This dual-function piece serves as a gas block and front sight. It features a steel body with a spring-loaded pushbutton that deploys the front sight and folds it down for unobstructed optics. Protective ears guard the sight post. The design uses a split barrel clamp to mount to standard contour barrels without removing a flash hider or muzzle brake. The 9394 variant includes a bayonet lug and a pivoting sling swivel for slings up to 1 1/4" wide. The 9835A variant adds a Picatinny-style under-rail for lights and lasers and does not include a sling swivel. Fits standard 0.750" diameter barrels. SPECS: Steel, phosphate finish. Length is approximately 1-7/8" (4.8 cm). Weight: ~6 oz (9394) or ~7.7 oz (9835A).