Janome Replacement Threader Fits Skyline S5, MC12000, MC9900, 7700QCP & Others! Get your needle threader on your Janome working again. This replacement threader unit fits the Janome Models: Skyline S5, MC12000 Horizon, MC9900 Horizon, MC8900 Horizon, MC8200 Horizon, MC7700QCP, Elna models: EL900 eXpressive & EL860 eXpressive.