ChiaoGoo Cable Connectors for Spin or Twist Interchangeable Set S or L

ChiaoGoo Cable Connectors are a must when you want to make your cables longer by joining two or more cables together. See the last photo of how they work. Connectors should also be chosen according to the cable size:

Small size fits cables size S and needles 2,75-5 mm (US 2-8)

Large size fits cables size L and needles size 5,5-10 mm (US 9-15)