[Size]Inner Diameter: 40mm / 1.57"; Thickness: 3mm / 0.12"; Package Included: 20 x O-rings [Material]O-rings made of iron materials, electroplating surface treatment, non-welded, works fine, and with many functions.
[Size]Inner Diameter: 40mm / 1.57"; Thickness: 3mm / 0.12"; Package Included: 20 x O-rings [Material]O-rings made of iron materials, electroplating surface treatment, non-welded, works fine, and with many functions.