Russian manufacture, improvements to the Basic M91. Original Mosin-Nagant M91/30 Bent Bolt with 4 holes or 2 holes/2 pin on receiver for Pu Scope and mount. Straight-line stock, 5 round magazine, with round receiver. Shorter Barrel, Tangent rear sight and protected front sight became standard WWII rifle.      Barrel: 27.8"  Overall:  48.5" Please specify 4 holes or 2 holes/2pins on the receiver when ordering.