Unleash powerful quads with the Powercore Instinct SL Leg Extension. This premium, commercial-grade machine offers precision engineering for targeted muscle isolation, smooth biomechanics, and ultimate user comfort. Perfect for gyms and serious home fitness, the Instinct SL Leg Extension helps you build strength, define your thighs, and achieve your fitness goals. Optimize your leg day with Powercore Instinct SL – superior design for superior results.