{"product_id":"4571261544160","title":"【MULE\/CAW】THE Coach Gun Extension Barrel Kit (New release scheduled for late May 2026 - Pre-order)","description":"\u003cp\u003eYou can transform CAW's gas shotgun \"Coach Gun\" into a long barrel, reminiscent of the black powder era of the Wild West!\u003c\/p\u003e\n\u003cp\u003e[Specifications]\u003cbr\u003e・Overall length: 405mm\u003cbr\u003e・Overall length when installed: 1270mm\u003cbr\u003e・Barrel length: 850mm\u003cbr\u003e・Insert type\u003c\/p\u003e\n\u003cp\u003e*Since it is divided into upper and lower halves, please glue or screw it together yourself.\u003cbr\u003e*The standard barrel length is the appropriate length for BB bullet firing.\u003cbr\u003e*\u003cspan\u003eMaking it longer will reduce the range. This is likely because the internal volume of the barrel increases relative to the volume of vaporized gas in the cartridge, creating negative pressure (?), and the resistance to the BB bullet inside the barrel increases (?). (From MULE official blog)\u003c\/span\u003e\u003c\/p\u003e","brand":"MULE","offers":[{"title":"Default Title","offer_id":48080729342211,"sku":"4571261544160","price":43.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0405\/1684\/5735\/files\/4571261544160.jpg?v=1778209038","url":"https:\/\/rock-et.jp\/en-eu\/products\/4571261544160","provider":"ROCK-et","version":"1.0","type":"link"}