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Description of Roller
1).Pipe diameter(mm): 60, 63, 76, 89, 108, 133, 159,176,194,219
2).Shaft diameter(mm):20, 25, 30, 35, 40,45,50
3).Bearing size: 6204, 6205, 6206, 6207,6305, 6306, 6307, 6308,6309,6310,6311,6312,6313
4).Bearing Housing type: pressed housing, cast iron bearing housing, polymer housing
5).Seal: Multiple labyrinth seal, Waterproof, dustproof, corrosion resistance
6).Standard:CE, BV, ISO