Sig Sauer Mosquito 22 Long Rifle 10 round magazine. Genuine factory, 10-round magazine helps ensure maximum reliability from your Sig Sauer Mosquito .22 LR pistol. Aluminum body has an ultra-smooth, spot weld-free seam for unimpaired follower movement. Self-lubricating follower and music wire spring provide effortless feeding without hang-ups. Slots in sides allow fast visual inspection of remaining rounds. Removable floorplate for fast, easy cleaning.