47 Piece Cable Joiners Pack Heat-Shrink, Glue and Solder
10 x WHITE For wires up to 1.7mm dia. 20 x RED For wires up to 2.5mm dia. 12 x BLUE For wires up to 4.5mm dia. 5 x YELLOW For wires up to 5.5mm dia. Just twist the wire ends together, slide over the sleeve and heat it up with a hot air gun.