The new Savage A17 uses a delayed blowback action. A small bar in the top of the bolt slides up to fit into a slot in the receiver when the bolt is closed, locking the action. The bar cams back down upon firing to release the bolt and allow the action to cycle, but it delays the action from opening until pressure has dropped to a manageable level.
.17 HMR has never been a caliber that's taken well to semi-automatic rifles, but Savage Arms might have rolled out a new answer at SHOT Show 2015's Media Day at the Range.
Ruger has announced the introduction of its new American Rimfire Stainless. Since the launch of the company's American Rimfire line, customers have clamored for a stainless steel version. Ruger is delivering the goods in 2017. The stainless configuration will be available in three calibers: .22 LR, .22 WMR and .17 HMR.
Savage Arms has announced the launch of its new A17 XP Scope package gun. The new A17 XP model features a Bushnell A17 scope that comes mounted and boresighted.