The Sokkia Silver Prism 724802 is a 62mm diameter prism that provides durability and wear-resistance. It is silver-coated and has a 0 and -40 millimeter offset. A tight water-seal prevents entry of contaminents and preserves its accuracy. It is made of a black hard plastic, has 5/8 - 11 threading, and can be used with most holders.
This silver prism comes with a 1 year limited warranty.