Works like a Magpul BAD lever but fits your M&P 15-22. Reviews seem positive.
They always seem out of stock on black though.
http://www.ndzperformance.com/NDZ-Performance-S-W-M-P-15-22-SBR-p/ndz-sw-sbr.htm
They always seem out of stock on black though.
http://www.ndzperformance.com/NDZ-Performance-S-W-M-P-15-22-SBR-p/ndz-sw-sbr.htm