This is the Ruger 77/17, 77/22 .17 HMR, .22 WMR 9-round magazine. 

These patented Ruger rotary magazines are designed specifically for use with your Ruger 17/77, 17/22, and Ruger American Rimfire rifles chambered in .22 WMR and .17 HMR.

Each round is kept in its own channel, preventing jams and maximizing the magazine’s reliability. Ruger constructed these magazines using a polymer body and steel feed lips, which keeps them lightweight but ultra-reliable.

From hunting varmints to plinking away at the range, these magazines are a perfect match for your Ruger rifle. Additionally, each one is made in the USA, so what are you waiting for?

Grab some of these genuine Ruger rotary magazines before they sell out!