HK MP5 A3 Retractable Stock

Factory German HK MP5 Standard 9mm A3 stock complete and functional and includes rubber buffer in used good condition.  Stocks will have some minor to moderate handling marks on the rails and near sling mount, will select nicest first. Stock photo.  This A3 stock can be used with the HK MP5, MP5-SD and HK93/53 with a buffered carrier.  This is not compatible with the MP5K/SP5K or MP5-40/MP5-10.