Odyssea 17" 10k T5 bulbs cost $16 price $8,4ft cost $25 sell $15
 

Selling brand new T5 bulbs still in case from J & L but never used as I've switched lights. 17" were $16 selling for $8 each about 7 available,4 ft were $25 now $15. I believe that there are a dozen of the 4 ft available.
Also selling a nice 2ft metal halide with T5 light for $120.