A note for shorter shotguns:
It seems Vism were listening... check this out: https://colonelmustard.ca/products/short-barrel-shotgun-scabbard-black
Tactical Shotgun Scabbard is designed for shoulder carry or modular mounting. Padding around the whole scabbard to protect your shotgun. Expandable to four positions for various barrel lengths.
• Molle webbing on both side with four detachable PALS straps for ambidextrous usage
• Four metal D-ring locations for attaching the padded shoulder sling to for multiple carry options or preferences
• Removable retention strap with quick-release buckle
• Padding around the whole scabbard to protect your shotgun
• Expandable to four positions for various barrel lengths
• Grommet for drainage
• Shotgun Scabbard Width: 6.5"
• Shotgun Scabbard Length: 29.0" - 34.75"