Rear Chain Adjusters, for use on BSA models: B25, C25, B40, B44 & C15. Triumph models: T100.O.E.M: 40-6033 / 37-2339 / 37-2089Supplied: Pairs.Pair Of Rear Chain Adjusters, 40-6033 / 37-2339 / W2339. H412SKU: 40-6033 / 37-2339£25.99PriceQuantity*Add to Cart