Quality zinc plating. Sealed bearings. 250mm max height extension. Easy-tilt swivel system clamp handle. Solid rubber tyres. Rated up to 500kg. Fold-away winding handle Ark Trailer Parts are known for their towing gear & trailer parts. All their products are designed, naturally, to stand up to the harsh conditions drivers will encounter across Australia. Ark ensures that no matter what adventure you head out on, you'll have peace of mind. Pack up for a trip with the family in the mountains or head off with your mates to the outback in style, knowing Ark supported your vision.