You are getting 2 drain plugs.  1 for oil and for transmission 

BLOX Racing magnetic drain plugs are a must for performance enthusiasts and do-it-yourself oil changers. 

   The powerful, magnetic stems attract metal shavings that circulate in the engine’s oil and not trapped by the oil filter.  BLOX Racing magnetic drain plugs offer additional peace of mind in between oil changes and are direct-fit replacements.

   Popular Applications
   Honda; May fit other vehicles with same thread pitch

   Specifications
   14x1.5mm