CZ 452 Varmint is a heavy barrel version of the American, featuring a 21" heavy barrel and is made without open sights, but with dovetail groove. Varmint in .22 LR features 11mm dovetail while .17 HMR FEATURES 3/8" DOVETAIL. The stock is Turkish walnut and has a heavier forend to allow for the barrel. The Rimfire rifles produced by Ceska Zbrojovka Uhersky Brod are among the most sought-after firearms in the world. The CZ 452 actions are manufactured from steel billets not tubing or plastic, the barrels are hammer forged for accuracy and long life. The trigger is adjustable for weight, and the safety is located above the rear of the bolt and provides a positive firing pin block. Single shot adapters, 5 rd magazines and 10 rd magazines are available for this line of rimfire rifles.