barrel 1.60 Products nameVersionshapedimensionsbarreladditioncolouritem No.crownwaterproof316K3.5x0.91.60-Gold-plated832220359crownwaterproof316K4.0x0.91.60-Gold-plated832220409crownwaterproof316K4.0x0.91.60-rhodium-plated834220409