Diamondback Firearms Birdshead Sidekick, Double Action/Single Action, Metal Frame Revolver, 22 LR/22 WMR, 3 Barrel, Zinc, Cerakote Finish, Black, Checkered Glass Filled Nylon Grips, Blade Front Sight, Integral Rear Sight, 9 Rounds DB0600A001 DBF is proud to introduce the Sidekick Birdshead. This is the next line extension to the already popular Diamondback Sidekick. Like the original, the Sidekick Birdshead can quickly interchange 22 LR and 22 Mag 9-shot cylinders. Offered with a 3" barrel and a smaller overall envelope, the Sidekick Birdshead is the perfect companion when you need to be quick on the draw.