50 round drum for the S&W 15-22...
Kevin at Black Dog Machine modified a standard AR tower to make his 50 round drum work in the S&W 15-22. If you'd be interested in the conversion tower (if you already own a drum), or a complete drum... you can let him know at: http://blackdogmachinellc.net/contact-us.aspx
Here are his pics:
Nobody has the right to never be offended!