Our main products include chain track, track roller, carrier wheel, guiding wheel, driving wheel, track shoe screw, shaft sleeve, pin, bushing, and link rod, recoil spring etc.

我们公司专业生产挖掘机链轨、链条及支重轮、托链轮、引导轮、驱动齿、履带板螺栓、链销、链通、斗轴、斗轴套、千秋架、弹簧座等系列产品。

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"They've got a run of asphalt that's coming out of the surface and, also, I did notice at least one pothole in the main wheel track of the road as well, which is surprising for a motorway surface, " Mr Bullock said.

BBC: Condition of M5 near Bridgwater raises concerns