R8 Steel Receiver blued (weight increases by approx. 550 g) Caliber Overview Bolt Action Rifles R8 please find here a pdf overview of all calibers, barrel diameters, barrel lengths and profiles: Show/download pdf file Safari Barrel Contour muzzle diameter: 22 mm weight increases compared to standard barrel (depending on barrel length and caliber) Ring Sling … Continue reading R8 Kilombero