PACK OF 10x 16mm²-M6 ,Crimp or Solder tube RING  Battery Cable Lugs Starter Terminals conectors

Wire Size AWG Max: 6AWG 

Conductor Area CSA: 16mm²

Terminal Type: Compression Lug

Stud   Size - Metric: M6

Stud Size - Imperial: 1/4"

Insulation: Non Insulated

SVHC: To Be Advised

Technical Data Sheet : http://www.farnell.com/datasheets/524929.pdf