M-16 early rubber buttplate or A-1 buttstock with trapdoor. Vg to exc cond. M-16 rubber butt also available with rack stencil. Rubber buttstock available in two grades. Grade 2 will show wear or have minor cracks in buttplate surround but vg. to excellent otherwise. A-1 trapdoor stock available with stencil rack number. A-1 trapdoor stock available refinished. NOT AVAILABLE FOR EXPORT Just received more rubber butt M-16 stocks!