E-Series Curl BenchE Series Curl Bench They are the classics for a massive arm circumference: bicep curls. However, the traditional versions for example standing up do not allow complete isolation of the muscle. If you want to concentrate one hundred percent on training the arm flexor, the E Series Curl Bench from Gyronetics is a must. With its padded seat and padded armrest, it offers you a high level of comfort and makes arm training a pleasure. Key Details of the E