Part Number 1-02-000-MOD-S Model S Horn Light Unit in stock with ready to ship. Get an instant quote for Twin Commander Acft part number 1-02-000-MOD-S by filling form below with your desired order quantity, targeted price and the expected order-fulfilment date. Get instant quote for 1-02-000-MOD-S. Our dedicated account manager will get back to you within 15 minutes.