Rotax Ultralight Aircraft Engine Crankshaft Seals

2 aircraft grade rotax double lipped crankshaft seals for the 447 or 503 UL engines ,fresh stock , late style both seals are the same size , early models require 2 diff sizes, if you need those please message up with your order A "T" at the end of the part number indicates a Teflon seal. Size: 35 x 72 x 7 RT/TC. R = ribs on outside of oil seal. T = tips on oil seal. TC = double lip, single spring, rubber.