O-Ring Kit, Metric, Buna-N 70A Durometer, 385 Pieces, 30 Sizes | Great Western Seal and Gasket
BUSY-CORNER 382 Pieces FKM O Ring Kit, Fluorocarbon 75A, 30 Inch Sizes, Chemical Resistant and Oil Resistance O-Rings for Various Chemicals, Hydraulic, Cylinders, Plumbing (Yellow Box, Brown Orings): Amazon.com: Industrial & Scientific