Single Silver Wound 035/J27 5th Normal Tension. D'Addario's EJ27 Classic Nylon guitar strings are great for beginners, students and professionals alike. Normal tension sets contains 3 clear nylon trebles and 3 silver-plated copper wound basses for the optimal balance of warm and projecting, long lasting tone. D'Addario offers a full range of classical guitar singles for all your replacement or customization needs. Gauge: .035 (5th Q string).