Manufactured from 316 stainless steel and barrel finished for a smooth, high shine surface finish. Seasure produce a wide range of pins from 15mm to 180mm long and between 5mm and 20mm diameter. The pins have a spring loaded mechanism that positively locks the in either the open or closed position. The head features an annular groove for attachment of a retaining wire if required. It is possible to make pins to any specified dimensions, including imperial, on request. Most sizes have NATO part numbers, are manufactured by us in the UK and can be supplied with full CofC etc. on request