PSP-2RG - 2" connecting ring

PSP-2IF - 2" x 2 1/2" inside flare without mounting flange. Overall length of flare is
2 1/2" of which only 2" is usable because of the flare.

PSP-2OFN - 2" x 2 1/2" outside flare without mounting holes. Overall length of flare is 2 1/2" of which only 2" is usable because of the flare. Has 1/2" flat mounting flange for easy installation.

PSP-2TB - 2" X 7" plastic tube

PSP2-BKN - 2" unit in excess of 4" that includes 1 outside flare without mounting holes, 1 inside flare, and 2 connecting rings.

PSP2-BKN-4 - 2" x 4" unit that includes 1 outside flare without mounting holes,
1 inside falre, and 1 connecting ring. 5" overall length with only 4" usable because of flares on both ends.

PSP2-BKNT - 2" x 11" unit that includes 1 outside flare without mounting holes,
1 inside flare, 2 connecting rings, and 1 plastic tube. 12" overall length with only 11" usable because of the flares on both ends.