1、Do not hurt the sub-line, do not hurt the tip of the pole 2、unique design, different types of replacement is more quickly Convenience 3、the sinking process will produce the interface in the water for the dynamic more conducive to the new clip walk 4、produce the interface in the water for the dynamic more conducive to the new clip walk 5、Fishing ​Micro weight ​is copper material Description:  Do not hurt the sub-line, do not hurt the tip of the pole; will not fall vertically, the sinking process will produce the interface in the water for the dynamic more conducive to the new clip walk; unique design, different types of the replacement is more quickly Convenience!  Usage: in the case of non-disassembly easily adjust the size of the drop weight just remove the two plugs  drop from the seam off the common rubber stopper is also on the line put on the appropriate weight of the  drop in the glue plug exchange is completed. A bag have four Fishing Micro Weight  Feature : Material : Copper  Weight: B06( 0.4g), B2( 0.9g),B 3.5( 1.5g) ,B6( 2.6g),B7( 3.0g),B9( 4.0g） Color : Black Package : 4* Fishing Micro Weight Note : The Fshing Micr weight maybe have Error due to manual measurement Please allow 0.1g- 0.2g error ,Thank you