Buy 3M™ Polyurethane Adhesive Sealant 550 Fast Cure Gray, 350 mL Sausage Pack, 12 per case. For use with AC61 45 mL Sausage Packs. Nozzles not included. online from Cicero Supply, USA
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3M 550 Polyurethane Adhesive Sealant, White 1/10 Gallon Cartridge (Pack of 1): Polyurethane Adhesives: Amazon.com: Industrial & Scientific
3M™ Polyurethane Adhesive Sealant 550FC Fast Cure, White, 400 mL Sausage Pack, 12/case