A catheter comprising: a hypotube defining a proximal shaft member having a proximal section and a distal section with an inflation lumen and a longitudinal axis defined therethrough; a midshaft member including a guidewire lumen and an inflation lumen defined therethrough, the inflation lumen of the midshaft member in fluid communication with the inflation lumen of the hypotube, the inflation lumen of the midshaft member configured to receive at least a portion of the distal section of the hypotube; a distal tubular shaft member extending distally from the midshaft member, the distal tubular shaft member having a guidewire lumen and an inflation lumen defined therein, the guidewire lumen of the distal tubular shaft member in fluid communication with the guidewire lumen of the midshaft member, the inflation lumen of the distal tubular shaft member in fluid communication with the inflation lumen of the midshaft member; a balloon coupled to the distal tubular shaft member and in fluid communication with the inflation lumen; and wherein the hypotube is monolithic and at least a portion of the distal section of the monolithic hypotube is disposed within the inflation lumen of the midshaft member, with the inflation lumen of the hypotube in fluid communication with the inflation lumen of the midshaft member and wherein the distal section has a skive defined by a first angled cut, an axial cut, and a second angled cut, wherein the distal end of the hypotube has a bare exposed outer surface and the midshaft member is directly bonded to the bare exposed outer surface of the hypotube along a portion of the length of the hypotube. a hypotube defining a proximal shaft member having a proximal section and a distal section with an inflation lumen and a longitudinal axis defined therethrough; a midshaft member including a guidewire lumen and an inflation lumen defined therethrough, the inflation lumen of the midshaft member in fluid communication with the inflation lumen of the hypotube, the inflation lumen of the midshaft member configured to receive at least a portion of the distal section of the hypotube; a distal tubular shaft member extending distally from the midshaft member, the distal tubular shaft member having a guidewire lumen and an inflation lumen defined therein, the guidewire lumen of the distal tubular shaft member in fluid communication with the guidewire lumen of the midshaft member, the inflation lumen of the distal tubular shaft member in fluid communication with the inflation lumen of the midshaft member; a balloon coupled to the distal tubular shaft member and in fluid communication with the inflation lumen; and wherein the hypotube is monolithic and at least a portion of the distal section of the monolithic hypotube is disposed within the inflation lumen of the midshaft member, with the inflation lumen of the hypotube in fluid communication with the inflation lumen of the midshaft member and wherein the distal section has a skive defined by a first angled cut, an axial cut, and a second angled cut, wherein the distal end of the hypotube has a bare exposed outer surface and the midshaft member is directly bonded to the bare exposed outer surface of the hypotube along a portion of the length of the hypotube.