... .long work life 5.high quality and reasonable price NOK TC oil seals:1. Material: NBR, SILICONE, VITON,HNBR, CR, ... PTFE, EPDM, etc. 2. types: TC, TB, TA, SC, SB, SA, VC, VB, VA, KC, KB ... or O-Ring and Rubber Gasket is welcomed as well.6. Apply for: Auto, motorcycle, machinery, water pumps, valves, etc. ... and competitive price.Don't hestitate to contact me!!! TC oil seal