A much affordable real world shotgun gets the scrutiny by The Firearm Blog. How affordable is the SDS Imports SLB X2? It's US$159, cheaper than a lot of airsoft guns... "In this episode of TFBTV, JamesReeves reviews the cheapest shotgun he’s reviewed to date: The SDS Imports SLB X2 12 Gauge Pump. The SLB X2 is a Turkish pump action shotgun that costs only about $159-$180 online.