Designed for industrial applications like loading ramps and doorways, this bollard is all steel construction supplied with a galvanised finish as ...view details
Its all based on a twisting force being applied to a loaded spring; most often spring bind issues occur when youre turning at a relatively low speed, ...view details
Spring length . Wire diameter. Inside diameter. Number of coils and/or pitch . Initial loading when fitted, working load, and amount of movement ...view details
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