This solid black O - Ring can accomodate a strap of 10mm.

This solid black O - Ring can accomodate a strap of 10mm.

This solid black O - Ring can accomodate a strap of 10mm.

This “Gun Metal” (deep shiny grey colour) O - Ring can accomodate a strap of 10mm.

A 'Gun Metal' (deep shiny grey colour) solid brass 10mm eyelet.

A solid black solid brass 10mm eyelet.

A solid black solid brass 10mm eyelet.

A 'Gun Metal' (deep shiny grey colour) South African mild steel 10mm eyelet.

A solid black South African mild steel 10mm eyelet.

A South African mild steel 10mm eyelet.

A 'Gun Metal' (deep shiny grey colour) South African mild steel 10mm eyelet.

A 'Gun Metal' (deep shiny grey colour) South African mild steel 10mm eyelet.

This non corrosive solid black eyelet is pressed from solid brass in Taipei (Taiwan) in a multi-stage stamping and forming press with very expensive and precise Haesloop tooling for very high degree of consistency. This eyelet measures 10mm across the top, has a 5.7 mm hole, and is 6 mm long (before attachment).