Check the listing for details. Spirocore Violin E String 4/4 Aluminum Medium Gauge Ball. Condition: New. Listed at 12.93 USD. Welcome to yourdealscenter! Up for bid is Spirocore Violin E String 4/4 Chrome Medium Gauge Ball This auction includes: One Spirocore Violin E String 4/4 Aluminum Medium Gauge Ball Hi-tech, top grade, spiral steel core strings. Thomastik-Infeld Spirocore violin strings feature a core that has greater elasticity than that of conventional strings, which means less inertia and a greater propensity for musical vibration. The sound is full and homogenous, balanced and voluminous. The string has been calibrated to satisfy the express wish of many artists for a string that is equally effective for arco and pizzicato playing styles. Spirocore's hi-tech core makes for effortless fingering, responsive bowing, stable tuning, and a very long string life. With Spirocore the steel string's technical possibilities have been developed to their maximum ALL BUYERS NOTE : Please go to my shipping handling page for finalized combine shipping discount rate and updated shipping information.