RETAINING RING Back Catalog number: 19661 Manufacturer: Hamilton Availability: In the manufacturer's stock Price on request - + Recommended 55751-01 RN COMPRESSION FITTING 1/16 Price on request 90668 TUB PTFE 1xLUER F 2X1X** Price on request N 1666-08 BOLA Filter Adapters for Syringes, PTFE, 13mm Price on request