BOLA O-Rings for Flat Flanges, FEP, NW200 Back Catalog number: H 969-75 Availability: In the manufacturer's stock Price on request - + Recommended 499 STIRRING RODS, 350mm Price on request 18900743 Set of Overhead Stirrer tools 2 190,00 Kč 3811 SYLICON CONICAL STOPPER - 37x28mm, h 38mm Price on request