O-RINGS FOR ITEM 550 Back Catalog number: 555 Availability: In the manufacturer's stock Price on request - + Recommended 442-0595 Míchadlo magnetické, mikro, pr. 3mm x 8mm s PTFE Price on request 643 WATCH GLASSES PTFE, 52mm Price on request 443 BUCHNER FUNNELS, O 160mm Price on request