Combination water softener and filter system. Filters housings take generic 10" filters ... very affordable and nothing proprietary. Contains everything you see in the two photos:

2-10" filter housings
2-Filter mounting brackets
1-Filter housing wrench
1-10" 10 micron carbon filter (less than 50-gallons through filter)
1-10" cation softener, 15,000PPM rated (less than 50-gallons through filter)
3/8" John Guest fittings on the top of the filter housings

$50
Price includes USA shipping cost at no extra charge