Part A for: EZ-Spray Plastic; FeatherLite; Foam-iT! 3, 4, 5,10, 10 Slow,15 Plasti-Paste and Plasti-Paste II; Renew Flexible Foam 10# and 25#; Renew Rigid Foam 10#; Rigid Urethane 1800PF; Shell Shock Fast and Slow; Simpact 60A and 85A; Smooth-Cast 300, 300