Guyker 2Pcs 2-String Retainer/String Guide for Electric Bass Head Retainer String Tree String Buckle Guide Groove Bass String SR4, Chrome
Guyker 2Pcs 4-String Retainer/String Guide for Electric Bass Head Retainer String Tree String Buckle Guide Groove Bass String SR6, Black
Guyker 2Pcs 3-String Retainer/String Guide for Electric Bass Head Retainer String Tree String Buckle Guide Groove Bass String SR5, Chrome
