RE: Legal muzzleloading rifle scope in Kansas
From Above:
Legal muzzleloading rifle for deer (regular season) - muzzleloading rifles and muskets that can be loaded only through the front of the firing chamber with separate components and that fire a bullet of .39 inches in diameter or larger.
Legal muzzleloading pistol for deer (regular season) – single barrel muzzleloading pistols .45 caliber or larger, that have a barrel length of 10 inches or greater and can be loaded only through the front of the barrel with separate components. Only conical lead or saboted bullets weighing 210 grains or greater shall be used with muzzleloading pistols.
Legal muzzleloading rifle for deer (early season) - muzzleloading rifles and muskets that have open or peep sights, including fiber optic sights, that do not magnify the target, project visible light, or electronically amplify visible or infrared light, that can be loaded only through the front of the firing chamber with separate components and that fire a bullet of .39 inches in diameter or larger.
Legal muzzleloading pistol for deer (early season) – single barrel muzzleloading pistols that have open or peep sights, including fiber optic sights, that do not magnify the target, project visible light, or electronically amplify visible or infrared light, .45 caliber or larger, that have a barrel length of 10 inches or greater and can be loaded only through the front of the barrel with separate components. Only conical lead or saboted bullets weighing 210 grains or greater shall be used with muzzleloading pistols.
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To me it looks like you can only use open sights