Tac Shield Sport Ridge AR15 Low Profile Sight Front Black 34F55B23 IN. Front sight post is elevation adjustable with a standard 4-prong front sight adjustment tool. Adjustable Elevation Front Sight Low Profile Design Locks in The Up Position Features of Tac Shield Sport Ridge AR15 Low Profile Sight Front Black: Adjustable Elevation Front Sight Low Profile Design Locks in The Up Position Package Contents: Tac Shield Sport Ridge AR15 Low Profile Sight Front Black SPORT RIDGE AR15 Front Sight attaches to any 1913 Picatinny rail designed for same level plane applications either directly on handguard or on a high profile 1913 Picatinny railed gas block. Front sight post is elevation adjustable with a standard 4-prong front sight adjustment tool. Adjustable Elevation Front Sight Low Profile Design Locks in The Up Position IN03601F