Overview Reviews Product Description MARINE WHEEL BEARING KITS These bearing kits include a marine grade waterproof seal with a stainless-steel housing. The complete kit includes waterproof seal, small and large bearings and split pin to suit trailer axle. Holden type bearing suits 39mm round and 40mm square trailer axle. Product Videos Custom Field Product Reviews Write a Review Write a Review × Marine Bearing Kit Holden Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *