10pcs 50ml Dual Barrel Cartridge 1:1 AB Epoxy Glue Adhesive Cartridge Barrel for 50ml 1:1 Glue Gun Manual Caulking Gun Dispenser 10pcs 50ml Dual Barrel Cartridge 1:1 AB Epoxy Glue Adhesive Cartridge Barrel for 50ml 1:1 Glue Gun Manual Caulking Gun Dispenser. Sale price : $15.49 Category : Home Improvement