PRODUCT DESCRIPTION PRODUCT SPECIFICATIONS MKIV 22/45 LT ELITE 22LR 4.4" Manufacturer: Ruger UPC: 736676439607 Thread Pattern: 1/2x28 Color: Polymer Frame Black Rubber Polymer Frame Model: Mark IV 22/45 Lite Caliber: 22 LR Action: Single Action Requires FFL: True Rate of Twist: 1-in-16 Capacity: 10 + 1 Finish: Elite Concrete Cerakote Barrel Length: 4.4"