Ruger Single-Six Convertible, Single Action, Revolver, 22LR/22 WMR, 5.5" Barrel, Alloy Steel, Blued Finish, Black Checkered Hard Rubber Grips, Blade Front and Fixed Rear Sights, 6 Rounds 00629 • Single Action • Capacity: 6 • Finish: Blue • Sights: Front: Blade Rear: Fixed • Barrel length: 5.5 • Overall length: 11Two Cylinders included • Single Action • Capacity: 6 • Finish: Blue • Sights: Fixed • Barrel length: 5 1/2" • Overall length: 10.8" • 15in Free-Float MLOK Rail/ Ambi Bolt Release