M249 Lower RIS rail mod

A M249 underslung rail designed by myself, fits almost all airsoft minimi in the market [A&K, G&P, CA, blah blah). I've test it already and it works flawlessly.

PS. Some modification needed and you gonna need to have bolts nuts and washer on this list

-x9 m3x10mm
-x4 m3x15mm