The Aimtech Black Mount For Browning Gold Hunter 12 Gauge Shotguns might work with a Winchester SX2. However, since the manufacturer doesn't specifically state it as a compatible model I recommend contacting Aimtech to confirm compatibility.
This dose not list compatibility with the SX3.
This will not work without modification, for the magnum version you would need their mount ASM-19M which is for the magnum models, however we unfortunately do not carry that item at this time.
This Aimtech Black Mount For Browning Gold Hunter 12 Gauge Shotguns will not fit the Gold Hunter 12 gauge 3.5" model without modificaiton.
Yes, the Aimtech Black Mount For Browning Gold Hunter 12 Gauge Shotguns should work with the Gold Hunter Classic model.
Don't know the thread pitch but the length is 2".
The Aimtech Black Mount For Browning Gold Hunter 12 Gauge Shotguns is designed to accept weaver style rings. Unfortunately, picatinny mounts typically do not fit onto weaver style rail systems.
The Aimtech Black Mount For Browning Gold Hunter 12 Gauge Shotguns has a standard dovetail style mounting rail on top which accommodates most Weaver style rings and electronic sights.
No. Unfortunately the Aimtech Black Mount is not compatible with your shotgun.
Yes, The Aimtech Black Mount will fit your Browning Gold Fusion shotgun.