GC_UPC Ruger 40107 Mark IV 22/45 22 LR 5.50" 10+1 Blued Black Checkered Polymer $361.89 40107 show more like this 17.99 Defense Depot GC_UPC Ruger 40107 Mark IV 22/45 22 LR 5.50" 10+1 Blued Black Checkered Polymer $365.92 40107 show more like this Calculated in Cart DACK Outdoors GC_UPC Ruger 40107 Mark IV 22/45 22 LR 5.50" 10+1 Blued Black Checkered Polymer $366.99 40107 show more like this Calculated in cart GunZoneDeals