Features: 1.The new plumb bob, the second change adjusts the master of the float. Save time and no longer worry about adjusting the float. 2.Adjust the float to be precise and reusable. Flexible response to various water environments. 3.With its own cutting sink, the water resistance is smaller. The bullet shape is designed to make the water faster. 4.How to use: Unscrew the lead, add the weight piece corresponding to the number, and then tighten the lead. 5.Made of environmentally friendly copper material, environmentally friendly and non-polluting. Specification: Material: Copper Alloy Details: 2.0g: 15mmHeight, 6mmWidth, 0.2gx6pcs, 0.75gsupportNut 2.5g: 18mmHeight, 6mmWidth, 0.2gx9pcs, 0.75gsupportNut 3.0g: 19mmHeight, 6mmWidth, 0.2gx11pcs, 0.8gsupportNut 3.5g: 21mmHeight, 6.5mmWidth, 0.2gx13pcs, 0.9gsupportNut 4.0g: 21mmHeight, 6.8mmWidth, 0.2gx15pcs, 0.95gsupportNut 5.0g: 23mmHeight, 8mmWidth, 0.4gx12pcs, 0.4gsupportNut 6.0g: 25mmHeight, 8mmWidth, 0.4gx15pcs, 0.4gsupportNut Notice: Weight pads NOT included. Package List: 5x bullet lead weights