Hi I have a brand new in org box. PRI one piece gas block flip up front sight assy. Cross bolt type for .750 std barrels. This is the same as used on the Mod I SPR rifle. Unit replaces front sight tower. Locks in place with two cross bolts. Very strong. Sight locks in both up and down position. Financial problems forces sale. Shipped $130. Send me your email address for pictures. Money orders or personal check ok.
Bye with confidence my feedback is +370 Thanks