Circular "Lubribox" with Grease Silicon-7®

MSA28.000 LUBRIBOX WITH 2 FOAM CUSHIONS AND GREASE
SILICON 7, 2 g / Ø 60 mm

For applying the correct amount to O-Rings

Silicon 7® is a high performance grease used as a high vacuum pressure waterproof watch case sealant for o-rings and gaskets. It will not evaporate, vaporize, harden or break down and will not affect watch oils. Unaffected by temperatures from  -280°F to 435° F or by moisture, salts, acids, fungi, alkali or sweat.