
- Manufacturer: Ruger
- Model: Mark IV 22/45
- Caliber: 22 LR
- Action: Semi-Auto
- Capacity: 10 + 1
- Barrel Length: 4.40"
- Barrel Style: Threaded Bull
- Twist Rate: 1:16" RH
- Grooves: 6
- Front Sight: Fixed
- Rear Sight: Adjustable
- Receiver Material: Alloy Steel
- Grip Frame: Polymer
- Grips: Checkered Synthetic
- Finish: Blued
- Overall Length: 8.50"
- Width: 1.22"
- Height: 5.50"
- Weight: 33.3 oz.
- FFL:
- Yes