Bicycle frame seat stay, model SC-F-112, offered in sizes 16"/18"/20"/22"/24"/26"/28". A seat stay is the pair of frame tubes running from the top of the seat tube down to the rear wheel mounts. This one is two long, slim tubes that meet in a Y at one end, with flattened, drilled tips at the open ends, shown in a dark finish. The finish colour is made to order.