We provide 3A standard special deign end cap lids, it is heavy duty type end cap made by CNC machine and with different size cutout, then we weld different adapters or sight glasses on it according your requirement, w/polish surface, it is the real food grade parts. The diameter from 1.5"to 12" satify your extractors. The sight glass is with viton and pfge gasket, Anti-alkali and anti-acid.
Material: SS304 stainless
Size:1.5"-12"
Finish: Mirror polish
Cutout qty: customized.
Sight glass: 1.5"-4" with viton/ptfe sealing