Inner Magazine Tube for Winchester Models 250, 270, 290. Old Style for plastic sight ,Inner Magazine tube replacement for Winchester model 250,270,290. factory specs. The tube its self measures, (not including follower or plug) 18 1/4 inches. It is complete and ready to install with spring and plunger FOR Winchester model 250,270,290. This is the tube is for the style which utilize a Plastic FRONT SIGHT.