SIG 550, PE 90 Adjustable Iris Sight – $195.00
Related tags: 550, pe 90, pe90, pe90 iris sight, sig, sig 550, sight
This “Centra Iris Aperture” adjustable iris sight is designed to be inserted into the rear diopter sight of the SIG 550/551 rifle. The Stgw 90 (SIG 550) has proven capable of shooting 1 MOA out to 300 meters with open sights in conjuction with the adjustable iris sight. Simply remove the insert in the rear diopter drum and replace it with the adjustable sight. Used, in excellent condition.
For History on the Sig 550 or PE 90:
Sig 550 History