Graco Fusion AP Delrin Side Seals Size:50 (25 Sets) These are much better than

These are much better than the metal side seals for spraying open cell foam

They don't scratch up the mixing chamber like the metal seals

Easy to seal shut and transport

Large 4'x6' bag holds approximately 75 Cu

Set of Delrin Side Seals for Graco Fusion AP

Graco Fusion AP Delrin Side Seals Size:50 (25 Sets) These are much better thanSet of Delrin Side Seals for Graco Fusion AP. Graco Part # 249990, 246348. This is two side seals and two high quality Viton o rings. These are not Graco brand, they work better and last longer at less than half the price! These are much better than the metal side seals for spraying open cell foam. They don't scratch up the mixing chamber like the metal seals. We have been making and using them for years. The o rings are not cheap Nitrile, they are