The Pentair 239001221S S8D100 Element Cluster includes 13 full filter grid sets: (3) FG-3916, (2) each of FG-3011, FG-3015, FG-3016, and (4) FG-3019.

This Is Complete StaRite Vertical Grid Assembly with Manifold, Bracket and Bolts

Fits S8D110 DE Filter System 3 with Black Tank.

Does Not Fit Older SS Tanks