Feature●Brass provides better vibration transfer through the bridge and give your a better tone. Brass pins are durable, impossible to be broken, and have longer life-span than bone, tusq or plastic●Standard size, applicable to most brands of guitars. Please check the dimensions before purchasing to avoid special circumstances.●Not only can it act as a fixed string, but it can also effectively enhance the sustain on the original guitar and can improve the graininess of mid-high frequency sound.●Equipped with a pins puller for easy replacement of the string.●Any product problem we can give you a solution, your advice is our driving force.Descriptionclass="celwidget pd_rd_w-ZC3Uk pd_rd_r-QC70XEBD2RY9T82F0QFA pd_rd_wg-LukZP" data-feature-name="aplus" data-csa-c-type="widget" data-csa-c-content-id="aplus" data-csa-c-slot-id="aplus_feature_div" data-csa-c-asin="" data-csa-c-is-in-initial-active-row="false" data-csa-c-id="8uo8uk-borl10-dho2ks-gio94z" data-cel-widget="aplus_feature_div">