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Side Support

Part

A curved steel shoe on each side of the cutterhead support, pressed against the tunnel wall by hydraulic cylinders to hold the front of the machine centered and steady while boring.

Class	Part

A curved steel shoe on each side of the cutterhead support, pressed against the tunnel wall by hydraulic cylinders to hold the front of the machine centered and steady while boring. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.