Extends up to 9ft+ 9ft 6insPlain pattern rodsTriple-layer constructionForked-joint articulationAlternative bosses included21) Universal, 6-coupled, Inside CylinderSKU: CR21£7.00PriceQuantity*Add to CartNote: Designed for scale replacement wheelsets with 1.5mm diameter crankpin bushes. A set of axle alignment jigs or chassis alignment jig is required to set the rods up accurately. Suggested Uses Smaller inside cylinder 6-coupled engines Adaptable fo some 4-coupled Fits many CR. GWR SR, MR, NER types Re-wheeled ready to run Kit-built engines