Winchester .22 Winchester Magnum Rimfire 40 Grain Lead Hollow Point Rifle Ammo 222 Rounds. 22 Winchester Magnum Rimfire 40 Grain Lead Hollow Point Rifle Ammunition online at OpticsPlanet. This Winchester Ammunition features Lead Hollow Point (LHP) bullets that deliver powerful stopping power flawless precision and consistency. With incredible savings on Ammunition and other superior rifle ammo from trusted brands like Winchester you re sure to find the ideal cartridge for your next hunting trip or range visit. Stock up today to save big on ammunition and other top-tier tactical hunting and outdoor gear at OpticsPlanet. Specifications for Winchester .22 Winchester Magnum Rimfire 40 Grain Lead Hollow Point Rifle Ammunition: Manufacturer: Winchester Caliber: .22 Winchester Magnum Rimfire Number of Rounds: 222 Bullet Type: Lead Hollow Point (LHP) Bullet Weight: 40 grain Package Type: Box Package Contents: Winchester .22 Winchester Magnum Rimfire 40 Grain Lead Hollow Point Rifle Ammunition