This new Heckler and Koch SP5K-PDW (personal defense weapon) SKU# 81000481 comes with two 30 round magazines , adjustable sights, bungee type HK sling, soft HK case and 5.83" threaded /tri-lug adaptor barrel. Insured shipping is $45.00 to the continental U.S. where allowed and no card fees added at Deals on Guns. HK website; The SP5 is the semi-automatic civilian version of the legendary MP5 in calibre 9 mm x 19. Even though the development of the original MP5 dates back to the 1960s, the MP5 in the form of the SP5 remains a timeless and sought-after classic. The interfaces of the SP5 are 100% identical to the MP5. This opens up universal application possibilities for passionate hunters. Whether as a handgun or shoulder-supported semi-automatic for tracking.The SP5 is available in various model versions. In the shortest version, SP5 K, it has a barrel length of 115 mm, while the SP5 K PDW has an additional tri-lug and ½ x 28 thread and a barrel length of 148 mm. Both pistol models can be equipped with an optional buttstock. The SP5 has a barrel length of 225 mm, while the barrel of the SP5 L is significantly longer than that of its siblings at 421 mm. SP5 models that have a tri-lug can also be operated with a silencer.