Sight Front Flip Up Gas Block Mounted YHM

This durable sight attaches to any of the YHM railed gas blocks (YH9380 & YH9390A) to give you a backup iron sight. The sight folds out of the sight line with the push of a button and flips and locks in the deployed position with ease. Mounts quickly and easily with the included thumb screw. Accepts all standard AR sight posts. Cat - YHM's new steel flip front sight. This durable sight is available to either attach on a YHM Gas Block (YH9584) or on a rail hand guard(YH9627) to give you a backup iron sight. The sight folds out of the sight line with the push of a button and flips and locks in the deployed position with ease. Mounts quickly and easily with the included thumb screw. Accepts all standard AR sight posts.