✅✅✅ FOR 410-20 GAUGE ✅✅✅ The Hoppe’s No. 9 Conversion Adapter Slotted End in .410-20 Gauge is a vintage cleaning kit set that includes five orange adapters. These adapters are designed for use with Hoppe’s cleaning kits and are made in China. The set is perfect for gunsmithing and maintenance tasks, specifically for hunters looking to clean their firearms in the 410-20 gauge size. Built by the trusted brand Hoppe’s, this set of conversion adapters offers quality and reliability for gun enthusiasts. K3”