Product Description

Trailer hub bearing - 311396 39mm x 72mm x 37mm
also equivalent to 542186a 0R IR 8085

Fits all trailers with Al-ko, Knott - Avonride hubs with a 72mm outside diameter bearing

Al-ko part Number :- 581169

Knott - Avonride Part Numbers :- 45887-11 & 571006