The Uncle Mike’s 18102 Mag Cap Swivel Set adds quick-detach sling swivels to compatible Mossberg 500 shotguns by replacing the factory magazine cap. Constructed of blued steel with a 1″ loop size, the set includes two quick-detach “super” swivels and a screw-in buttstock swivel base. Installation requires removing the factory magazine cap and installing the supplied cap and swivel hardware.
Key Specifications
- Constructed from Steel with a blued finish for corrosion resistance and a traditional appearance.
- Loop size measures 1″, compatible with 1-inch sling hardware.
- Includes two quick-detach super swivels for rapid sling attachment and removal.
- Designed to fit Mossberg 500 pattern magazine cap installations.
- Includes a 3/4″ screw-in buttstock swivel base for rear sling attachment.
- Product type is a magazine cap swivel set to add sling capability without altering the receiver.
- Finish is Blued to match traditional shotgun hardware finishes.
- Model/configuration listed as Quick Detach Mag Cap in manufacturer materials.
- Sized for 12 Gauge Mossberg 500 variants as indicated in product listings.
This swivel set provides a straightforward, hardware-level solution for adding sling attachment points to Mossberg 500 shotguns. With robust steel construction, a blued finish, and quick-detach swivels included, the 18102 is tailored for users seeking an unobtrusive, durable sling interface that installs using existing magazine-cap and buttstock attachment points.
This description was generated with AI and may contain errors. Verify specifications and legal restrictions with the manufacturer before purchase. Provided “as-is” without warranties or guarantees.




