Premium Sealed Trailer Wheel Bearing 39x72x37mm

311396 unitized sealed bearing Premium Quality
Internal diameter 39mm, external diameter 72mm, overall length 37mm
Back to back cone set with split inner raceway
Suitable for use with ALKO 2051 euro, Knott 250x40, 200x50 (10") and Avonride 'Y' assemblies
ALKO reference - 581169
Knott - Avonride reference - 45887-11 & 571006