Immaculate condition- both items. I don't think they have ever even been mounted, but I could be wrong. E-mail questions to email@example.com. Paypal is preferred.
Front Sight Gas Block YHM-9395 This gas block is of all steel construction for superior strength in demanding conditions.The flip sight is easily actuated with the push of a button and locks in the folded and deployed positions. This sight accepts all standard AR sight posts and hardware. With this setup you get the convenience of a flip front sight with the same weight as a standard AR sight tower. The gas block can be mounted either by the use of set screws or it can be mounted by the conventional method of drilling and pinning it in place. Set screws included. $50 shipped
The Mangonel Rear Flip Up Sight uses an aluminum base with steel legs and a steel clamp for durability and strength. This sight unit uses a 0.150 aperature that rests at the standard A-2 rear sight. A large thumb knob is easily manipulated to loosen or tighten the clamp. The sight is designed to fit on the Mil-Std 1913 Picatanny accessory rail. The Whole sight assembly weighs only 3.2 ounces. It is a good companion for the Eotech Holographic's Sight and other optic packages. $50 shipped