Model 18650 -Cylinder Cell Case With Anti-Explosive Cap And Insulation O-Ring

SPECIFICATIONS: Cap : Cap with Built-in PTC Thermistor, Dimensions  (Diameter x Height) : Case: 18 mm(OD) x 17.5 mm(ID) x 67 mm(H), Top Cap: 17.5 mm(D) x 4.05 mm(H), Top Insulator: 12.5 mm(D) x 0.19 mm(H), Bottom Insulator: 12.5 mm(D) x 0.19 mm(H), Materials : Case and cap are made of Nickel plated A3 steel, Seal O-ring and spacer are made of nylon, Weight : 9.50 g/pcs