4mm:<p><b>Description:</b></p><p>Coated qualified PVC bike cable housing, durable, high toughness, heat and cold resistance<br>Equipped with 17 shares high carbon steel wires provides high hardness as well as great flexibility<br>Soft and small compression ratio, which can guarantee force.<br>Durable inner tube very smooth and for long time using<br>4mm is for shift cable and 5mm is for brake cables</p><p><b>Specification:</b></p><p>Material: PVC, Steel Wire</p><p>Length:5m/16ft</p><p>Color: Black</p><p><b>Package Includes:</b></p><p> Bike Cable Housing (5m Long)</p><p><b>Note:</b></p><p>Only Housing cable not included</p>5mm:<p><b>Description:</b></p><p>Coated qualified PVC bike cable housing, durable, high toughness, heat and cold resistance<br>Equipped with 17 shares high carbon steel wires provides high hardness as well as great flexibility<br>Soft and small compression ratio, which can guarantee the shifter force.<br>Durable PTEE inner tube very smooth and for long time using<br>5mm is for brake cables</p><p><b>Specification:</b></p><p>Material: PVC, Steel Wire</p><p>Length:5m/16ft</p><p>Color: Black</p><p><b>Package Includes:</b></p><p>1 Roll Bike Cable Housing (5m Long)</p><p><b> :</b></p><p>Only Housing cable not included</p>