YHM Flip Rear Sight For Picatinny Rail Matte Black Available to order on-line. Ships in 5-14 days $98.80
YHM Quick Deploy Same Plane Sight System Front And Rear Set Standard Available to order on-line. Ships in 5-14 days $231.40
YHM Low Profile Gas Block With Pinch Screw Mounting Available to order on-line. Ships in 5-14 days $25.73
YHM Low Profile Gas Block With Set Screw Mounting Available to order on-line. Ships in 5-14 days $19.21
YHM Standard Front Flip Sight Tower Matte Black Available to order on-line. Ships in 5-14 days $138.45