The m-series magnetic sight has you covered.It has a snap-on magnetic base and comes with green, red and the hiviz two-toned litepipe.This m-series model is narrow and fits ribs from.218" to.328" (7/32"-21/64") (5.5mm to 8.3mm).
Type: Fiber Optic Front
Frame Material: Polymer
Frame Color: Black
Firearm Fit: Shotgun
Base Configuration: Magnetic/Snap-On
Style: Fiber Optic Bead
Front Material: LitePipes
Front Color: Green with Red Center
Rail Size: .218" to .328"
Firearm Type: Shotgun
Type: Fiber Optic Front
Frame Material: Polymer
Frame Color: Black
Firearm Fit: Shotgun
Base Configuration: Magnetic/Snap-On
Style: Fiber Optic Bead
Front Material: LitePipes
Front Color: Green with Red Center
Rail Size: .218" to .328"
Firearm Type: Shotgun