STOCK BLOCK “B”
finished stock block and screws. All new Block B’s will have the long steel screws with eyelet/flat thumb ends ready (COMPATIBLE ONLY WITH Hk Foldind Stock). ( IN STOCK NOW )
NOW WITH NEW HDPS FINISH SYSTEM, SCRATCH RESISTENT !!
(ATTENTION B&T brand folding stock will not work as it was not built for the UMP but for the MP5 receiver adaptor, and the after market U.S. made stock IS NOT with Hk specifications so will not work)