153 rubber joints, straight diamond series. Details of the parameters: diameter: Phi 105mm; width: 52mm; two holes center distance: 110mm aperture: diameter 19mm performance characteristics: classic products, reliable performance; local application of iron encapsulated technology, effectively prevent the rubber cracking spondylolisthesis; thickening washer circlip, strengthen broadening self lubricated bushing, by better! Superior cost performance!