Model 112 FRL systems features six different sets; filter/regulators + lubricators, filter/regulator + porting block + lubricator, filter + regulator + lubricator, filter/regulator 5 μm + filter 0.01 μm, filter/regulator 5 μm + filter 0.01 μm with metal bowl, portable system with filter + regulator + lubricator. The sets are available with G 3/8" and G 1/2" threads.