Ignition Control, For Use With Grainger Item Number 16W279, 16W280, 16W281, 16W282, For Use With Mfr. Model Number CP170BSND210183, CP170BSPD210181, CP400ESPD210177, CP400ESPD210178, Fits Brand L.B. White, For Use With Tradesman 170 Ultra, Tradesman 170N Ultra, Tradesman 400, Tradesman 400 Ultra