WILSON COMBAT AR-15 Quick Detach Flip-Up Rear Sight (TR-QDSR)

Wilson Combat QDS Flip Up Sight System features a spring loaded deployment system that automatically flips the sight up at the push of a button. Rear sight locks positively in the folded and deployed positions and is precision machined from high strength but lightweight aircraft aluminum and hard anodized to military specifications. Easy, 1-minute installation on any AR with a railed handguard. Small and Large aperture are on the same plane for simple sight adjustment in the field.