Specifications BrandMEROCAColorBlackMaterialAluminum AlloyTypeBB44 BB44 46 BB39 BB40 5 BB49 BB52Size mm BB44 206 50 3mm BB44 46 230 60 3mmBB39 BB40 5 220 50 3mm BB49 BB52 240 50 3mmWeightBB44 About 40g BB44 46 About 46g BB39 BB40 5 About 44g BB49 BB52 About 49gFeatures 1 After heat treatment the high quality aluminum alloy 6061 has higher strength and higher precision tooth profile hardness than ordinary ones 2 Straight tooth shape tight bite not easy to slip teeth 3 Grinding and polishing precision wire cutting no damage to the central axisPackage includes 1 x ToolNote Due to the different monitor and light effects the actual color of the item might be slightly different from the color showed on the pictures Thank you Please allow 1 2cm measuring deviation due to manual measurement